From 8ea6bde88dd8ac77d9d81135d71a075d5d691c87 Mon Sep 17 00:00:00 2001
From: Martin Weinelt <hexa@darmstadt.ccc.de>
Date: Sun, 15 Feb 2026 03:11:13 +0100
Subject: [PATCH] treewide: prune pythonOlder 3.10/3.11

This is a post 3.10 removal cleanup.
---
 .../inkscape/extensions/inkstitch/default.nix | 44 +++++++++----------
 pkgs/by-name/au/autosuspend/package.nix       |  2 -
 pkgs/by-name/cr/cruft/package.nix             | 15 +++----
 pkgs/by-name/gc/gcovr/package.nix             | 17 +++----
 pkgs/by-name/pg/pgsrip/package.nix            |  2 -
 pkgs/by-name/po/poetry/unwrapped.nix          |  5 ---
 pkgs/by-name/pr/prefect/package.nix           |  3 +-
 pkgs/by-name/py/pyrosimple/package.nix        |  3 --
 pkgs/by-name/sc/scriv/package.nix             | 21 ++++-----
 pkgs/by-name/sn/snakefmt/package.nix          |  2 -
 pkgs/by-name/sq/sqlite3-to-mysql/package.nix  | 35 +++++++--------
 .../interpreters/python/cpython/default.nix   |  5 ---
 .../python/mk-python-derivation.nix           | 17 +++----
 .../python-modules/aemet-opendata/default.nix |  3 --
 .../python-modules/agate/default.nix          |  1 -
 .../python-modules/ailment/default.nix        |  3 --
 .../aioairzone-cloud/default.nix              |  3 --
 .../python-modules/aioambient/default.nix     |  3 --
 .../python-modules/aiobtclientrpc/default.nix |  3 +-
 .../python-modules/aioconsole/default.nix     |  1 -
 .../python-modules/aiodiscover/default.nix    |  5 ---
 .../aioelectricitymaps/default.nix            |  3 --
 .../python-modules/aioguardian/default.nix    |  3 --
 .../python-modules/aiohttp-socks/default.nix  |  3 +-
 .../python-modules/aiohttp/default.nix        |  3 --
 .../python-modules/aiojobs/default.nix        |  4 --
 .../python-modules/aiolyric/default.nix       |  3 --
 .../python-modules/aiomcache/default.nix      |  4 +-
 .../python-modules/aionut/default.nix         |  3 --
 .../python-modules/aiooncue/default.nix       |  3 --
 .../aioopenexchangerates/default.nix          |  3 --
 .../python-modules/aioslimproto/default.nix   |  3 --
 .../python-modules/aiosonos/default.nix       |  3 --
 .../python-modules/aiosql/default.nix         |  1 -
 .../aiotankerkoenig/default.nix               |  3 --
 .../python-modules/aiovlc/default.nix         |  3 --
 .../python-modules/aiowaqi/default.nix        |  3 --
 .../python-modules/aiowebostv/default.nix     |  3 --
 .../python-modules/aiowithings/default.nix    |  3 --
 .../python-modules/airgradient/default.nix    |  3 --
 .../python-modules/alarmdecoder/default.nix   |  1 -
 .../python-modules/allantools/default.nix     |  1 -
 .../allure-python-commons/default.nix         |  1 -
 .../python-modules/angr/default.nix           |  3 --
 .../python-modules/anyio/default.nix          |  3 --
 .../apple-weatherkit/default.nix              |  3 --
 .../python-modules/arcam-fmj/default.nix      |  3 --
 .../argparse-manpage/default.nix              |  7 +--
 .../python-modules/array-record/default.nix   |  3 +-
 .../python-modules/astroid/default.nix        |  4 --
 .../python-modules/astropy/default.nix        |  3 --
 .../python-modules/async-lru/default.nix      |  4 --
 .../python-modules/async-stagger/default.nix  |  3 --
 .../python-modules/asyncpg/default.nix        |  6 ---
 .../python-modules/asyncwhois/default.nix     |  3 +-
 .../python-modules/atproto/default.nix        |  1 -
 .../python-modules/autoflake/default.nix      |  4 +-
 .../python-modules/autopep8/default.nix       |  4 +-
 .../default.nix                               |  3 --
 .../azure-mgmt-iothub/default.nix             |  3 --
 .../azure-mgmt-recoveryservices/default.nix   |  3 --
 .../python-modules/bellows/default.nix        |  1 -
 .../python-modules/bentoml/default.nix        |  5 +--
 .../python-modules/black/default.nix          |  7 ---
 .../bleak-retry-connector/default.nix         |  1 -
 .../python-modules/bleak/default.nix          |  4 --
 .../bluecurrent-api/default.nix               |  3 --
 .../bluemaestro-ble/default.nix               |  3 --
 .../bluetooth-auto-recovery/default.nix       |  5 ---
 .../bluetooth-sensor-state-data/default.nix   |  3 --
 .../python-modules/bork/default.nix           |  5 +--
 .../python-modules/bqplot/default.nix         |  1 -
 .../python-modules/build/default.nix          |  5 +--
 .../python-modules/bundlewrap/default.nix     |  5 +--
 .../python-modules/cattrs/default.nix         |  5 ---
 .../python-modules/cbor2/default.nix          |  1 -
 .../python-modules/check-manifest/default.nix |  5 +--
 .../python-modules/checkdmarc/default.nix     |  1 -
 .../python-modules/claripy/default.nix        |  3 --
 .../python-modules/cle/default.nix            |  3 --
 .../python-modules/cleanit/default.nix        |  3 --
 .../python-modules/clldutils/default.nix      |  1 -
 .../python-modules/cloudpathlib/default.nix   |  8 ----
 .../python-modules/configshell-fb/default.nix |  1 -
 .../python-modules/constantly/default.nix     |  3 +-
 .../python-modules/corallium/default.nix      |  3 --
 .../python-modules/coverage/default.nix       |  8 ----
 .../python-modules/ctypesgen/default.nix      |  3 --
 .../python-modules/cx-freeze/default.nix      |  5 ---
 .../dataclass-wizard/default.nix              |  1 -
 .../python-modules/datalad/default.nix        |  6 +--
 .../python-modules/dendropy/default.nix       |  1 -
 .../dicomweb-client/default.nix               |  1 -
 .../django-modeltranslation/default.nix       |  3 --
 .../python-modules/django-stubs/default.nix   |  5 +--
 .../python-modules/docformatter/default.nix   |  1 -
 .../python-modules/docutils/default.nix       |  1 -
 .../python-modules/dparse/default.nix         |  4 +-
 .../drf-spectacular/default.nix               |  1 -
 .../python-modules/dropmqttapi/default.nix    |  3 --
 .../python-modules/easyenergy/default.nix     |  3 --
 .../python-modules/edlib/default.nix          |  1 -
 .../python-modules/eiswarnung/default.nix     |  3 --
 .../python-modules/elgato/default.nix         |  3 --
 .../python-modules/energyzero/default.nix     |  3 --
 .../entry-points-txt/default.nix              |  1 -
 .../python-modules/executing/default.nix      |  1 -
 .../extension-helpers/default.nix             |  4 +-
 .../fast-array-utils/default.nix              |  1 -
 .../python-modules/findpython/default.nix     |  1 -
 .../python-modules/flake8-bugbear/default.nix |  1 -
 .../python-modules/flask-admin/default.nix    |  5 ---
 .../python-modules/flit-scm/default.nix       |  8 +---
 .../python-modules/forecast-solar/default.nix |  3 --
 .../python-modules/fyta-cli/default.nix       |  3 --
 .../genie-partner-sdk/default.nix             |  3 --
 .../python-modules/glances-api/default.nix    |  3 --
 .../python-modules/glom/default.nix           |  3 --
 .../google-api-core/default.nix               |  1 -
 .../google-cloud-storage/default.nix          |  1 -
 .../python-modules/gotailwind/default.nix     |  3 --
 .../gotenberg-client/default.nix              |  3 --
 .../python-modules/gremlinpython/default.nix  |  1 -
 .../python-modules/gridnet/default.nix        |  3 --
 .../python-modules/h5netcdf/default.nix       |  1 -
 .../python-modules/ha-ffmpeg/default.nix      |  6 ---
 .../python-modules/habluetooth/default.nix    |  3 --
 .../python-modules/hacking/default.nix        |  1 -
 .../python-modules/hakuin/default.nix         |  3 --
 .../python-modules/hap-python/default.nix     |  1 -
 .../hatch-fancy-pypi-readme/default.nix       |  5 +--
 .../hatch-jupyter-builder/default.nix         |  5 +--
 .../python-modules/hatch-odoo/default.nix     |  5 ---
 .../python-modules/hatchling/default.nix      |  5 +--
 .../home-assistant-bluetooth/default.nix      |  3 --
 .../home-assistant-chip-wheels/default.nix    |  1 -
 .../python-modules/httpx-socks/default.nix    |  3 +-
 .../development/python-modules/hy/default.nix |  1 -
 .../python-modules/hypercorn/default.nix      |  3 --
 .../python-modules/hypothesis/default.nix     |  5 +--
 .../python-modules/idstools/default.nix       |  3 --
 .../python-modules/ifcopenshell/default.nix   |  1 -
 .../python-modules/incremental/default.nix    |  4 +-
 .../python-modules/inequality/default.nix     |  2 -
 .../inline-snapshot/default.nix               |  4 --
 .../python-modules/instructor/default.nix     |  1 -
 .../intensity-normalization/default.nix       |  3 --
 .../python-modules/ipdb/default.nix           |  7 ---
 .../python-modules/itemadapter/default.nix    |  1 -
 .../python-modules/jeepney/default.nix        |  5 ---
 .../python-modules/jellyfish/default.nix      |  3 --
 .../python-modules/jsonconversion/default.nix |  3 --
 .../python-modules/jupyterlab/default.nix     |  5 +--
 .../python-modules/jupytext/default.nix       |  5 +--
 .../python-modules/keba-kecontact/default.nix |  3 --
 .../python-modules/knocki/default.nix         |  3 --
 .../python-modules/lacuscore/default.nix      |  5 +--
 .../python-modules/leaone-ble/default.nix     |  3 --
 .../python-modules/led-ble/default.nix        |  3 --
 .../python-modules/libsavitar/default.nix     |  1 -
 .../python-modules/lifelines/default.nix      |  1 -
 .../python-modules/lomond/default.nix         |  1 -
 .../python-modules/macholib/default.nix       |  5 ---
 .../python-modules/marimo/default.nix         |  5 +--
 .../python-modules/marshmallow/default.nix    | 10 -----
 .../python-modules/mashumaro/default.nix      |  4 +-
 .../python-modules/meson-python/default.nix   |  8 +---
 .../meteoswiss-async/default.nix              |  3 --
 .../python-modules/misaki/default.nix         |  1 -
 .../python-modules/mistune/default.nix        |  6 ---
 .../mkdocs-awesome-nav/default.nix            |  1 -
 .../python-modules/momepy/default.nix         |  2 -
 .../python-modules/monai-deploy/default.nix   |  1 -
 .../python-modules/monai/default.nix          |  1 -
 .../python-modules/msgspec/default.nix        |  7 +--
 .../python-modules/multidict/default.nix      |  6 ---
 .../python-modules/mypy/default.nix           |  4 +-
 .../python-modules/napari-npe2/default.nix    |  6 ---
 .../python-modules/neo4j/default.nix          |  1 -
 .../python-modules/niaarm/default.nix         |  5 +--
 .../python-modules/nipype/default.nix         |  1 -
 .../python-modules/notus-scanner/default.nix  |  5 +--
 .../python-modules/nox/default.nix            |  3 --
 .../python-modules/numba/default.nix          |  1 -
 pkgs/development/python-modules/numpy/2.nix   |  3 --
 .../python-modules/nvchecker/default.nix      |  4 +-
 .../nvidia-dlprof-pytorch-nvtx/default.nix    |  1 -
 .../python-modules/odp-amsterdam/default.nix  |  3 --
 .../python-modules/omnikinverter/default.nix  |  3 --
 .../python-modules/open-meteo/default.nix     |  3 --
 .../python-modules/openwebifpy/default.nix    |  3 --
 .../python-modules/optype/default.nix         |  3 --
 .../python-modules/p1monitor/default.nix      |  3 --
 .../python-modules/pandas/default.nix         |  3 +-
 .../python-modules/parsedatetime/default.nix  |  1 -
 .../pdm-build-locked/default.nix              |  4 --
 .../python-modules/photutils/default.nix      |  3 --
 .../python-modules/pikepdf/default.nix        |  1 -
 .../python-modules/pip-tools/default.nix      |  5 +--
 .../python-modules/pipx/default.nix           |  5 +--
 .../pixel-font-builder/default.nix            |  3 --
 .../python-modules/pkg-about/default.nix      |  3 --
 .../python-modules/platformdirs/default.nix   |  1 -
 .../python-modules/podman/default.nix         |  1 -
 .../pre-commit-hooks/default.nix              |  4 +-
 .../python-modules/prisma/default.nix         |  5 +--
 .../python-modules/propcache/default.nix      |  7 ---
 .../python-modules/psycopg/default.nix        |  5 ---
 .../python-modules/pueblo/default.nix         |  3 --
 .../python-modules/pvo/default.nix            |  3 --
 .../python-modules/py-libnuma/default.nix     |  1 -
 .../python-modules/pyasynchat/default.nix     | 12 +----
 .../python-modules/pyatmo/default.nix         |  3 --
 .../python-modules/pybids/default.nix         |  3 +-
 .../python-modules/pycfdns/default.nix        |  3 --
 .../python-modules/pychromecast/default.nix   |  3 --
 .../python-modules/pycrdt/default.nix         |  4 +-
 .../python-modules/pydaikin/default.nix       |  3 --
 .../python-modules/pydeako/default.nix        |  3 --
 .../python-modules/pydiscovergy/default.nix   |  3 --
 .../python-modules/pydocstyle/default.nix     |  3 +-
 .../python-modules/pydrawise/default.nix      |  3 --
 .../pyecotrend-ista/default.nix               |  3 --
 .../python-modules/pygments/default.nix       |  1 -
 .../python-modules/pyinfra/default.nix        |  5 +--
 .../python-modules/pyipma/default.nix         |  3 --
 .../python-modules/pyipp/default.nix          |  5 +--
 .../python-modules/pykka/default.nix          |  1 -
 .../python-modules/pylaunches/default.nix     |  3 --
 .../python-modules/pylint/default.nix         |  5 +--
 .../python-modules/pylsp-mypy/default.nix     |  5 +--
 .../pylutron-caseta/default.nix               |  8 +---
 .../python-modules/pynamodb/default.nix       |  4 +-
 .../python-modules/pyogrio/default.nix        |  3 +-
 .../python-modules/pypdf/default.nix          |  6 ---
 .../python-modules/pyppeteer-ng/default.nix   |  1 -
 .../python-modules/pyproj/default.nix         |  3 --
 .../python-modules/pyproject-api/default.nix  |  4 +-
 .../pyproject-hooks/default.nix               |  4 --
 .../pyproject-metadata/default.nix            |  4 +-
 .../pyps4-2ndscreen/default.nix               |  7 ++-
 .../python-modules/pysensibo/default.nix      |  3 --
 .../python-modules/pysml/default.nix          |  3 --
 .../python-modules/pytest-asyncio/default.nix | 11 ++---
 .../pytest-resource-path/default.nix          |  1 -
 pkgs/development/python-modules/pytest/7.nix  |  7 ---
 .../development/python-modules/pytest/8_3.nix |  7 ---
 .../python-modules/pytest/default.nix         |  7 ---
 .../python-modules/python-awair/default.nix   |  1 -
 .../python-modules/python-binance/default.nix |  3 --
 .../python-modules/python-box/default.nix     |  4 +-
 .../default.nix                               |  3 --
 .../python-lsp-black/default.nix              |  3 +-
 .../python-lsp-ruff/default.nix               |  5 +--
 .../python-modules/python-ndn/default.nix     |  3 --
 .../python-opendata-transport/default.nix     |  3 --
 .../python-modules/python-opensky/default.nix |  3 --
 .../python-modules/python-socks/default.nix   |  2 -
 .../python-swiftclient/default.nix            |  1 -
 .../python-technove/default.nix               |  3 --
 .../python-modules/python-vlc/default.nix     |  1 -
 .../python-modules/pytibber/default.nix       |  3 --
 .../python-modules/pytoolconfig/default.nix   |  4 +-
 .../python-modules/pyupgrade/default.nix      |  1 -
 .../python-modules/pyvera/default.nix         |  3 --
 .../python-modules/pyversasense/default.nix   |  3 +-
 .../python-modules/pyvex/default.nix          |  3 --
 .../python-modules/pyvisa-sim/default.nix     |  1 -
 .../python-modules/pywaze/default.nix         |  3 --
 .../python-modules/qcs-sdk-python/default.nix |  1 -
 .../python-modules/quart-trio/default.nix     |  5 +--
 .../python-modules/radios/default.nix         |  3 --
 .../python-modules/rdflib/default.nix         |  5 +--
 .../python-modules/responses/default.nix      |  5 +--
 .../python-modules/romy/default.nix           |  3 --
 .../python-modules/rstcheck-core/default.nix  |  1 -
 .../python-modules/safehttpx/default.nix      |  1 -
 .../python-modules/safety/default.nix         |  1 -
 .../scikit-build-core/default.nix             | 12 +----
 .../python-modules/scikit-build/default.nix   |  5 +--
 .../python-modules/scipy-stubs/default.nix    |  3 --
 .../python-modules/sensai-utils/default.nix   |  3 --
 .../python-modules/sensoterra/default.nix     |  3 --
 .../setuptools-generate/default.nix           |  5 +--
 .../setuptools-git-versioning/default.nix     |  5 +--
 .../python-modules/setuptools-scm/default.nix | 16 ++-----
 .../python-modules/shapely/default.nix        |  2 -
 .../python-modules/sip/default.nix            |  5 +--
 .../python-modules/skodaconnect/default.nix   |  3 --
 .../python-modules/skops/default.nix          |  1 -
 .../python-modules/solo-python/default.nix    |  1 -
 .../python-modules/soxr/default.nix           |  5 ---
 .../python-modules/sphinx/default.nix         |  7 +--
 .../python-modules/statmake/default.nix       |  5 +--
 .../python-modules/sunwatcher/default.nix     |  1 -
 .../systembridgemodels/default.nix            |  3 --
 .../python-modules/tabcmd/default.nix         |  1 -
 .../python-modules/tailscale/default.nix      |  3 --
 .../python-modules/temporalio/default.nix     |  5 +--
 .../terminaltables3/default.nix               |  3 --
 .../python-modules/tianshou/default.nix       |  3 --
 .../todoist-api-python/default.nix            |  1 -
 .../python-modules/torch/bin/default.nix      |  3 +-
 .../python-modules/torchaudio/bin.nix         |  3 +-
 .../python-modules/torchvision/bin.nix        |  3 +-
 .../python-modules/towncrier/default.nix      |  5 +--
 .../python-modules/tox/default.nix            |  7 ---
 .../python-modules/trakit/default.nix         |  3 --
 .../python-modules/trio-asyncio/default.nix   |  5 +--
 .../python-modules/trio-websocket/default.nix |  5 +--
 .../python-modules/trio/default.nix           |  4 +-
 .../python-modules/twentemilieu/default.nix   |  3 --
 .../python-modules/typed-settings/default.nix |  8 +---
 .../universal-silabs-flasher/default.nix      |  3 --
 .../python-modules/upb-lib/default.nix        |  3 --
 .../python-modules/uplink/default.nix         |  1 -
 .../python-modules/uvicorn/default.nix        |  5 +--
 .../python-modules/uvloop/default.nix         |  4 --
 .../vacuum-map-parser-base/default.nix        |  3 --
 .../vacuum-map-parser-roborock/default.nix    |  3 --
 .../python-modules/valkey/default.nix         |  5 ---
 .../python-modules/vdirsyncer/default.nix     |  1 -
 .../python-modules/vehicle/default.nix        |  3 --
 .../python-modules/versioneer/default.nix     |  8 +---
 .../python-modules/versioningit/default.nix   |  5 +--
 .../python-modules/virtualenv/default.nix     |  2 -
 .../python-modules/vulture/default.nix        |  4 --
 .../python-modules/w1thermsensor/default.nix  |  3 --
 .../python-modules/websockets/default.nix     |  5 ---
 .../python-modules/whool/default.nix          |  5 +--
 .../python-modules/wled/default.nix           |  3 --
 .../xarray-dataclass/default.nix              |  1 -
 .../python-modules/xarray/default.nix         |  3 --
 .../python-modules/xformers/default.nix       |  1 -
 .../python-modules/xnatpy/default.nix         |  1 -
 .../yalesmartalarmclient/default.nix          |  3 --
 .../python-modules/yeelight/default.nix       |  4 +-
 .../python-modules/zeroconf/default.nix       |  4 +-
 .../python-modules/zigpy-cc/default.nix       |  3 +-
 .../python-modules/zigpy-znp/default.nix      |  5 ---
 .../python-modules/zigpy/default.nix          |  5 +--
 .../python-modules/zm-py/default.nix          |  3 --
 342 files changed, 161 insertions(+), 1120 deletions(-)

diff --git a/pkgs/applications/graphics/inkscape/extensions/inkstitch/default.nix b/pkgs/applications/graphics/inkscape/extensions/inkstitch/default.nix
index 7ad563339584..0024092cfcd5 100644
--- a/pkgs/applications/graphics/inkscape/extensions/inkstitch/default.nix
+++ b/pkgs/applications/graphics/inkscape/extensions/inkstitch/default.nix
@@ -8,30 +8,26 @@
 let
   version = "3.2.2";
 
-  dependencies =
-    with python3.pkgs;
-    [
-      pyembroidery
-      inkex
-      wxpython
-      networkx
-      platformdirs
-      shapely
-      lxml
-      appdirs
-      numpy
-      jinja2
-      requests
-      colormath2
-      flask
-      fonttools
-      trimesh
-      scipy
-      diskcache
-      flask-cors
-    ]
-    # Inkstitch uses the builtin tomllib instead when Python >=3.11
-    ++ lib.optional (pythonOlder "3.11") tomli;
+  dependencies = with python3.pkgs; [
+    pyembroidery
+    inkex
+    wxpython
+    networkx
+    platformdirs
+    shapely
+    lxml
+    appdirs
+    numpy
+    jinja2
+    requests
+    colormath2
+    flask
+    fonttools
+    trimesh
+    scipy
+    diskcache
+    flask-cors
+  ];
   pyEnv = python3.withPackages (_: dependencies);
 in
 python3.pkgs.buildPythonApplication {
diff --git a/pkgs/by-name/au/autosuspend/package.nix b/pkgs/by-name/au/autosuspend/package.nix
index 3c3ba6659938..2f8862c465d9 100644
--- a/pkgs/by-name/au/autosuspend/package.nix
+++ b/pkgs/by-name/au/autosuspend/package.nix
@@ -10,8 +10,6 @@ python3.pkgs.buildPythonApplication (finalAttrs: {
   version = "9.0.1";
   pyproject = true;
 
-  disabled = python3.pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "languitar";
     repo = "autosuspend";
diff --git a/pkgs/by-name/cr/cruft/package.nix b/pkgs/by-name/cr/cruft/package.nix
index 103bfa81345b..cfff76b9e84c 100644
--- a/pkgs/by-name/cr/cruft/package.nix
+++ b/pkgs/by-name/cr/cruft/package.nix
@@ -28,15 +28,12 @@ python3Packages.buildPythonApplication (finalAttrs: {
     pytest7CheckHook
   ];
 
-  dependencies =
-    with python3Packages;
-    [
-      click
-      cookiecutter
-      gitpython
-      typer
-    ]
-    ++ lib.optional (pythonOlder "3.11") python3Packages.toml;
+  dependencies = with python3Packages; [
+    click
+    cookiecutter
+    gitpython
+    typer
+  ];
 
   pythonImportsCheck = "cruft";
 
diff --git a/pkgs/by-name/gc/gcovr/package.nix b/pkgs/by-name/gc/gcovr/package.nix
index e2e0948687fa..13c1a542e91c 100644
--- a/pkgs/by-name/gc/gcovr/package.nix
+++ b/pkgs/by-name/gc/gcovr/package.nix
@@ -35,17 +35,12 @@ python3Packages.buildPythonPackage (finalAttrs: {
       --replace-fail "hatch-vcs==0.4.0" "hatch-vcs>=0.4.0"
   '';
 
-  dependencies =
-    with python3Packages;
-    (
-      [
-        colorlog
-        jinja2
-        lxml
-        pygments
-      ]
-      ++ lib.optionals (pythonOlder "3.11") [ tomli ]
-    );
+  dependencies = with python3Packages; [
+    colorlog
+    jinja2
+    lxml
+    pygments
+  ];
 
   pythonImportsCheck = [
     "gcovr"
diff --git a/pkgs/by-name/pg/pgsrip/package.nix b/pkgs/by-name/pg/pgsrip/package.nix
index b5dbfa9743ce..44080d62d5e4 100644
--- a/pkgs/by-name/pg/pgsrip/package.nix
+++ b/pkgs/by-name/pg/pgsrip/package.nix
@@ -9,8 +9,6 @@ python3Packages.buildPythonApplication (finalAttrs: {
   version = "0.1.12";
   pyproject = true;
 
-  disabled = python3Packages.pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "ratoaq2";
     repo = "pgsrip";
diff --git a/pkgs/by-name/po/poetry/unwrapped.nix b/pkgs/by-name/po/poetry/unwrapped.nix
index 3c8591cc2c2e..9e631c2f11d7 100644
--- a/pkgs/by-name/po/poetry/unwrapped.nix
+++ b/pkgs/by-name/po/poetry/unwrapped.nix
@@ -2,7 +2,6 @@
   lib,
   stdenv,
   buildPythonPackage,
-  pythonOlder,
   fetchFromGitHub,
   findpython,
   installShellFiles,
@@ -26,7 +25,6 @@
   trove-classifiers,
   virtualenv,
   xattr,
-  tomli,
   deepdiff,
   pytestCheckHook,
   httpretty,
@@ -85,9 +83,6 @@ buildPythonPackage rec {
   ++ lib.optionals (stdenv.hostPlatform.isDarwin) [
     xattr
   ]
-  ++ lib.optionals (pythonOlder "3.11") [
-    tomli
-  ]
   ++ cachecontrol.optional-dependencies.filecache
   ++ pbs-installer.optional-dependencies.download
   ++ pbs-installer.optional-dependencies.install;
diff --git a/pkgs/by-name/pr/prefect/package.nix b/pkgs/by-name/pr/prefect/package.nix
index 7c9776d635e6..c23de54e11c9 100644
--- a/pkgs/by-name/pr/prefect/package.nix
+++ b/pkgs/by-name/pr/prefect/package.nix
@@ -94,8 +94,7 @@ python3Packages.buildPythonApplication rec {
       semver
     ]
     ++ sqlalchemy.optional-dependencies.asyncio
-    ++ httpx.optional-dependencies.http2
-    ++ python-socks.optional-dependencies.asyncio;
+    ++ httpx.optional-dependencies.http2;
 
   optional-dependencies = with python3Packages; {
     aws = [
diff --git a/pkgs/by-name/py/pyrosimple/package.nix b/pkgs/by-name/py/pyrosimple/package.nix
index bbf255fa50aa..f206e410b6e0 100644
--- a/pkgs/by-name/py/pyrosimple/package.nix
+++ b/pkgs/by-name/py/pyrosimple/package.nix
@@ -46,9 +46,6 @@ python3.pkgs.buildPythonApplication (finalAttrs: {
       python-box
       tomli-w
     ]
-    ++ lib.optionals (pythonOlder "3.11") [
-      tomli
-    ]
     ++ lib.optional withInotify inotify;
 
   nativeCheckInputs = with python3.pkgs; [
diff --git a/pkgs/by-name/sc/scriv/package.nix b/pkgs/by-name/sc/scriv/package.nix
index e7c40364a384..f04aa710ae47 100644
--- a/pkgs/by-name/sc/scriv/package.nix
+++ b/pkgs/by-name/sc/scriv/package.nix
@@ -29,19 +29,14 @@ python3.pkgs.buildPythonApplication (finalAttrs: {
 
   build-system = with python3.pkgs; [ setuptools ];
 
-  dependencies =
-    with python3.pkgs;
-    [
-      attrs
-      click
-      click-log
-      jinja2
-      markdown-it-py
-      requests
-    ]
-    ++ lib.optionals (python3.pythonOlder "3.11") [
-      tomli
-    ];
+  dependencies = with python3.pkgs; [
+    attrs
+    click
+    click-log
+    jinja2
+    markdown-it-py
+    requests
+  ];
 
   nativeCheckInputs = with python3.pkgs; [
     pytestCheckHook
diff --git a/pkgs/by-name/sn/snakefmt/package.nix b/pkgs/by-name/sn/snakefmt/package.nix
index 5bc3805f96fc..a27061d35b07 100644
--- a/pkgs/by-name/sn/snakefmt/package.nix
+++ b/pkgs/by-name/sn/snakefmt/package.nix
@@ -11,8 +11,6 @@ python3.pkgs.buildPythonApplication (finalAttrs: {
   version = "0.11.4";
   pyproject = true;
 
-  disabled = python3.pythonOlder "3.11";
-
   src = fetchPypi {
     inherit (finalAttrs) pname version;
     hash = "sha256-LfJVYdViI88L/DtfUD1znBHUiLQb7MKhyJ2jhFCW4+Y=";
diff --git a/pkgs/by-name/sq/sqlite3-to-mysql/package.nix b/pkgs/by-name/sq/sqlite3-to-mysql/package.nix
index fda6fb875e66..688412aa6593 100644
--- a/pkgs/by-name/sq/sqlite3-to-mysql/package.nix
+++ b/pkgs/by-name/sq/sqlite3-to-mysql/package.nix
@@ -24,25 +24,22 @@ python3Packages.buildPythonApplication (finalAttrs: {
     hatchling
   ];
 
-  dependencies =
-    with python3Packages;
-    [
-      click
-      mysql-connector
-      pytimeparse2
-      pymysql
-      pymysqlsa
-      simplejson
-      sqlalchemy
-      sqlalchemy-utils
-      tqdm
-      tabulate
-      unidecode
-      packaging
-      mysql80
-      python-dateutil
-    ]
-    ++ lib.optionals (pythonOlder "3.11") [ typing-extensions ];
+  dependencies = with python3Packages; [
+    click
+    mysql-connector
+    pytimeparse2
+    pymysql
+    pymysqlsa
+    simplejson
+    sqlalchemy
+    sqlalchemy-utils
+    tqdm
+    tabulate
+    unidecode
+    packaging
+    mysql80
+    python-dateutil
+  ];
 
   pythonRelaxDeps = [
     "mysql-connector-python"
diff --git a/pkgs/development/interpreters/python/cpython/default.nix b/pkgs/development/interpreters/python/cpython/default.nix
index 433872f443ec..68077e4dce2e 100644
--- a/pkgs/development/interpreters/python/cpython/default.nix
+++ b/pkgs/development/interpreters/python/cpython/default.nix
@@ -794,11 +794,6 @@ stdenv.mkDerivation (finalAttrs: {
       inherit src;
       name = "python${pythonVersion}-${version}-doc";
 
-      postPatch = lib.optionalString (pythonAtLeast "3.9" && pythonOlder "3.11") ''
-        substituteInPlace Doc/tools/extensions/pyspecific.py \
-          --replace-fail "from sphinx.util import status_iterator" "from sphinx.util.display import status_iterator"
-      '';
-
       dontConfigure = true;
 
       dontBuild = true;
diff --git a/pkgs/development/interpreters/python/mk-python-derivation.nix b/pkgs/development/interpreters/python/mk-python-derivation.nix
index 0fb0a1326025..2a04623cdee5 100644
--- a/pkgs/development/interpreters/python/mk-python-derivation.nix
+++ b/pkgs/development/interpreters/python/mk-python-derivation.nix
@@ -82,17 +82,12 @@ let
     "installer"
   ];
 
-  isBootstrapPackage' = flip elem (
-    [
-      "build"
-      "packaging"
-      "pyproject-hooks"
-      "wheel"
-    ]
-    ++ optionals (python.pythonOlder "3.11") [
-      "tomli"
-    ]
-  );
+  isBootstrapPackage' = flip elem [
+    "build"
+    "packaging"
+    "pyproject-hooks"
+    "wheel"
+  ];
 
   isSetuptoolsDependency' = flip elem [
     "setuptools"
diff --git a/pkgs/development/python-modules/aemet-opendata/default.nix b/pkgs/development/python-modules/aemet-opendata/default.nix
index cda44af11dca..2ef3e4997a97 100644
--- a/pkgs/development/python-modules/aemet-opendata/default.nix
+++ b/pkgs/development/python-modules/aemet-opendata/default.nix
@@ -4,7 +4,6 @@
   buildPythonPackage,
   fetchFromGitHub,
   geopy,
-  pythonOlder,
   setuptools,
 }:
 
@@ -13,8 +12,6 @@ buildPythonPackage rec {
   version = "0.6.4";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "Noltari";
     repo = "AEMET-OpenData";
diff --git a/pkgs/development/python-modules/agate/default.nix b/pkgs/development/python-modules/agate/default.nix
index 2f21eb0610a3..d21337899238 100644
--- a/pkgs/development/python-modules/agate/default.nix
+++ b/pkgs/development/python-modules/agate/default.nix
@@ -13,7 +13,6 @@
   pyicu,
   pytestCheckHook,
   python-slugify,
-  pythonOlder,
   pytimeparse,
   setuptools,
 }:
diff --git a/pkgs/development/python-modules/ailment/default.nix b/pkgs/development/python-modules/ailment/default.nix
index faea5891ddec..43d9ff3f99e7 100644
--- a/pkgs/development/python-modules/ailment/default.nix
+++ b/pkgs/development/python-modules/ailment/default.nix
@@ -2,7 +2,6 @@
   lib,
   buildPythonPackage,
   fetchFromGitHub,
-  pythonOlder,
   pyvex,
   setuptools,
   typing-extensions,
@@ -13,8 +12,6 @@ buildPythonPackage rec {
   version = "9.2.154";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "angr";
     repo = "ailment";
diff --git a/pkgs/development/python-modules/aioairzone-cloud/default.nix b/pkgs/development/python-modules/aioairzone-cloud/default.nix
index 9883a1c77e50..8f8e6d0d51ea 100644
--- a/pkgs/development/python-modules/aioairzone-cloud/default.nix
+++ b/pkgs/development/python-modules/aioairzone-cloud/default.nix
@@ -3,7 +3,6 @@
   aiohttp,
   buildPythonPackage,
   fetchFromGitHub,
-  pythonOlder,
   setuptools,
 }:
 
@@ -12,8 +11,6 @@ buildPythonPackage rec {
   version = "0.7.2";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "Noltari";
     repo = "aioairzone-cloud";
diff --git a/pkgs/development/python-modules/aioambient/default.nix b/pkgs/development/python-modules/aioambient/default.nix
index 8331268a1415..6553e5e80836 100644
--- a/pkgs/development/python-modules/aioambient/default.nix
+++ b/pkgs/development/python-modules/aioambient/default.nix
@@ -11,7 +11,6 @@
   pytestCheckHook,
   python-engineio,
   python-socketio,
-  pythonOlder,
   websockets,
   yarl,
 }:
@@ -21,8 +20,6 @@ buildPythonPackage rec {
   version = "2025.02.0";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "bachya";
     repo = "aioambient";
diff --git a/pkgs/development/python-modules/aiobtclientrpc/default.nix b/pkgs/development/python-modules/aiobtclientrpc/default.nix
index c0fcd7472142..631e1cabbb24 100644
--- a/pkgs/development/python-modules/aiobtclientrpc/default.nix
+++ b/pkgs/development/python-modules/aiobtclientrpc/default.nix
@@ -45,8 +45,7 @@ buildPythonPackage (finalAttrs: {
     httpx-socks
     python-socks
     rencode
-  ]
-  ++ python-socks.optional-dependencies.asyncio;
+  ];
 
   nativeCheckInputs = [
     proxy-py
diff --git a/pkgs/development/python-modules/aioconsole/default.nix b/pkgs/development/python-modules/aioconsole/default.nix
index f25c181fde24..ad2d5cf3fd52 100644
--- a/pkgs/development/python-modules/aioconsole/default.nix
+++ b/pkgs/development/python-modules/aioconsole/default.nix
@@ -6,7 +6,6 @@
   pytest-asyncio,
   pytest-cov-stub,
   pytestCheckHook,
-  pythonOlder,
   setuptools,
 }:
 
diff --git a/pkgs/development/python-modules/aiodiscover/default.nix b/pkgs/development/python-modules/aiodiscover/default.nix
index 92ca881060e7..6b5ad40fb2bc 100644
--- a/pkgs/development/python-modules/aiodiscover/default.nix
+++ b/pkgs/development/python-modules/aiodiscover/default.nix
@@ -1,7 +1,6 @@
 {
   lib,
   aiodns,
-  async-timeout,
   buildPythonPackage,
   cached-ipaddress,
   fetchFromGitHub,
@@ -12,7 +11,6 @@
   pytest-asyncio,
   pytest-cov-stub,
   pytestCheckHook,
-  pythonOlder,
 }:
 
 buildPythonPackage rec {
@@ -35,9 +33,6 @@ buildPythonPackage rec {
     ifaddr
     netifaces
     pyroute2
-  ]
-  ++ lib.optionals (pythonOlder "3.11") [
-    async-timeout
   ];
 
   nativeCheckInputs = [
diff --git a/pkgs/development/python-modules/aioelectricitymaps/default.nix b/pkgs/development/python-modules/aioelectricitymaps/default.nix
index 3155a9eb443e..3405e724358c 100644
--- a/pkgs/development/python-modules/aioelectricitymaps/default.nix
+++ b/pkgs/development/python-modules/aioelectricitymaps/default.nix
@@ -10,7 +10,6 @@
   pytest-asyncio,
   pytest-cov-stub,
   pytestCheckHook,
-  pythonOlder,
   syrupy,
 }:
 
@@ -19,8 +18,6 @@ buildPythonPackage rec {
   version = "1.1.1";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "jpbede";
     repo = "aioelectricitymaps";
diff --git a/pkgs/development/python-modules/aioguardian/default.nix b/pkgs/development/python-modules/aioguardian/default.nix
index 68eefa41a963..2527a31b9eea 100644
--- a/pkgs/development/python-modules/aioguardian/default.nix
+++ b/pkgs/development/python-modules/aioguardian/default.nix
@@ -10,7 +10,6 @@
   pytest-aiohttp,
   pytest-asyncio,
   pytestCheckHook,
-  pythonOlder,
   voluptuous,
   typing-extensions,
   yarl,
@@ -21,8 +20,6 @@ buildPythonPackage (finalAttrs: {
   version = "2026.01.1";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "bachya";
     repo = "aioguardian";
diff --git a/pkgs/development/python-modules/aiohttp-socks/default.nix b/pkgs/development/python-modules/aiohttp-socks/default.nix
index 87ce910a3644..13b2c634fe3f 100644
--- a/pkgs/development/python-modules/aiohttp-socks/default.nix
+++ b/pkgs/development/python-modules/aiohttp-socks/default.nix
@@ -23,8 +23,7 @@ buildPythonPackage rec {
   dependencies = [
     aiohttp
     python-socks
-  ]
-  ++ python-socks.optional-dependencies.asyncio;
+  ];
 
   # Checks needs internet access
   doCheck = false;
diff --git a/pkgs/development/python-modules/aiohttp/default.nix b/pkgs/development/python-modules/aiohttp/default.nix
index 1055fc0ffbe6..615c17b38ca5 100644
--- a/pkgs/development/python-modules/aiohttp/default.nix
+++ b/pkgs/development/python-modules/aiohttp/default.nix
@@ -95,9 +95,6 @@ buildPythonPackage rec {
     propcache
     yarl
   ]
-  ++ lib.optionals (pythonOlder "3.11") [
-    async-timeout
-  ]
   ++ optional-dependencies.speedups;
 
   optional-dependencies.speedups = [
diff --git a/pkgs/development/python-modules/aiojobs/default.nix b/pkgs/development/python-modules/aiojobs/default.nix
index 7c8b5a084264..379bc6ad3144 100644
--- a/pkgs/development/python-modules/aiojobs/default.nix
+++ b/pkgs/development/python-modules/aiojobs/default.nix
@@ -1,13 +1,11 @@
 {
   lib,
   aiohttp,
-  async-timeout,
   buildPythonPackage,
   fetchFromGitHub,
   pytest-aiohttp,
   pytest-cov-stub,
   pytestCheckHook,
-  pythonOlder,
   setuptools,
 }:
 
@@ -25,8 +23,6 @@ buildPythonPackage rec {
 
   nativeBuildInputs = [ setuptools ];
 
-  propagatedBuildInputs = lib.optionals (pythonOlder "3.11") [ async-timeout ];
-
   optional-dependencies = {
     aiohttp = [ aiohttp ];
   };
diff --git a/pkgs/development/python-modules/aiolyric/default.nix b/pkgs/development/python-modules/aiolyric/default.nix
index 70bd17312027..fe77e9b2a321 100644
--- a/pkgs/development/python-modules/aiolyric/default.nix
+++ b/pkgs/development/python-modules/aiolyric/default.nix
@@ -5,7 +5,6 @@
   buildPythonPackage,
   fetchFromGitHub,
   incremental,
-  pythonOlder,
   pytest-asyncio,
   pytestCheckHook,
   setuptools,
@@ -16,8 +15,6 @@ buildPythonPackage rec {
   version = "2.0.2";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "timmo001";
     repo = "aiolyric";
diff --git a/pkgs/development/python-modules/aiomcache/default.nix b/pkgs/development/python-modules/aiomcache/default.nix
index f4122d34ab2f..38b4bbe13a62 100644
--- a/pkgs/development/python-modules/aiomcache/default.nix
+++ b/pkgs/development/python-modules/aiomcache/default.nix
@@ -2,14 +2,12 @@
   lib,
   buildPythonPackage,
   fetchFromGitHub,
-  pythonOlder,
 
   # build-system
   setuptools,
 
   # dependencies
   python-memcached,
-  typing-extensions,
 }:
 
 buildPythonPackage rec {
@@ -26,7 +24,7 @@ buildPythonPackage rec {
 
   build-system = [ setuptools ];
 
-  dependencies = [ python-memcached ] ++ lib.optionals (pythonOlder "3.11") [ typing-extensions ];
+  dependencies = [ python-memcached ];
 
   doCheck = false; # executes memcached in docker
 
diff --git a/pkgs/development/python-modules/aionut/default.nix b/pkgs/development/python-modules/aionut/default.nix
index 808ef7513651..e16ca31d3daf 100644
--- a/pkgs/development/python-modules/aionut/default.nix
+++ b/pkgs/development/python-modules/aionut/default.nix
@@ -6,7 +6,6 @@
   pytest-asyncio,
   pytest-cov-stub,
   pytestCheckHook,
-  pythonOlder,
 }:
 
 buildPythonPackage rec {
@@ -14,8 +13,6 @@ buildPythonPackage rec {
   version = "4.3.4";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "bdraco";
     repo = "aionut";
diff --git a/pkgs/development/python-modules/aiooncue/default.nix b/pkgs/development/python-modules/aiooncue/default.nix
index db8031800ba8..02f32768d0c6 100644
--- a/pkgs/development/python-modules/aiooncue/default.nix
+++ b/pkgs/development/python-modules/aiooncue/default.nix
@@ -3,7 +3,6 @@
   aiohttp,
   buildPythonPackage,
   fetchFromGitHub,
-  pythonOlder,
   setuptools,
 }:
 
@@ -12,8 +11,6 @@ buildPythonPackage rec {
   version = "0.3.9";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "bdraco";
     repo = "aiooncue";
diff --git a/pkgs/development/python-modules/aioopenexchangerates/default.nix b/pkgs/development/python-modules/aioopenexchangerates/default.nix
index 3e6f1fa45992..12ecf2f9b239 100644
--- a/pkgs/development/python-modules/aioopenexchangerates/default.nix
+++ b/pkgs/development/python-modules/aioopenexchangerates/default.nix
@@ -9,7 +9,6 @@
   pytest-aiohttp,
   pytest-cov-stub,
   pytestCheckHook,
-  pythonOlder,
 }:
 
 buildPythonPackage rec {
@@ -17,8 +16,6 @@ buildPythonPackage rec {
   version = "0.6.21";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "MartinHjelmare";
     repo = "aioopenexchangerates";
diff --git a/pkgs/development/python-modules/aioslimproto/default.nix b/pkgs/development/python-modules/aioslimproto/default.nix
index 5ca2a02a6435..3c8efb5eae08 100644
--- a/pkgs/development/python-modules/aioslimproto/default.nix
+++ b/pkgs/development/python-modules/aioslimproto/default.nix
@@ -5,7 +5,6 @@
   buildPythonPackage,
   fetchFromGitHub,
   pillow,
-  pythonOlder,
   setuptools,
 }:
 
@@ -14,8 +13,6 @@ buildPythonPackage rec {
   version = "3.1.5";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "home-assistant-libs";
     repo = "aioslimproto";
diff --git a/pkgs/development/python-modules/aiosonos/default.nix b/pkgs/development/python-modules/aiosonos/default.nix
index 4c0793a299e9..ae3ca97a8b6d 100644
--- a/pkgs/development/python-modules/aiosonos/default.nix
+++ b/pkgs/development/python-modules/aiosonos/default.nix
@@ -7,7 +7,6 @@
   brotli,
   buildPythonPackage,
   fetchFromGitHub,
-  pythonOlder,
   setuptools,
 }:
 
@@ -16,8 +15,6 @@ buildPythonPackage rec {
   version = "0.1.9";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "music-assistant";
     repo = "aiosonos";
diff --git a/pkgs/development/python-modules/aiosql/default.nix b/pkgs/development/python-modules/aiosql/default.nix
index 511466c5c3ad..8dcda91cbe91 100644
--- a/pkgs/development/python-modules/aiosql/default.nix
+++ b/pkgs/development/python-modules/aiosql/default.nix
@@ -8,7 +8,6 @@
   pytest-asyncio,
   pytest-postgresql,
   pytestCheckHook,
-  pythonOlder,
   setuptools,
   setuptools-scm,
   sphinx-rtd-theme,
diff --git a/pkgs/development/python-modules/aiotankerkoenig/default.nix b/pkgs/development/python-modules/aiotankerkoenig/default.nix
index 102be8f760e0..2116f1c96d33 100644
--- a/pkgs/development/python-modules/aiotankerkoenig/default.nix
+++ b/pkgs/development/python-modules/aiotankerkoenig/default.nix
@@ -10,7 +10,6 @@
   pytest-asyncio,
   pytest-cov-stub,
   pytestCheckHook,
-  pythonOlder,
   syrupy,
   yarl,
 }:
@@ -20,8 +19,6 @@ buildPythonPackage rec {
   version = "0.5.0";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "jpbede";
     repo = "aiotankerkoenig";
diff --git a/pkgs/development/python-modules/aiovlc/default.nix b/pkgs/development/python-modules/aiovlc/default.nix
index 0c57466754c7..857cba015c20 100644
--- a/pkgs/development/python-modules/aiovlc/default.nix
+++ b/pkgs/development/python-modules/aiovlc/default.nix
@@ -7,7 +7,6 @@
   pytest-cov-stub,
   pytest-timeout,
   pytestCheckHook,
-  pythonOlder,
   typer,
 }:
 
@@ -16,8 +15,6 @@ buildPythonPackage rec {
   version = "0.6.6";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "MartinHjelmare";
     repo = "aiovlc";
diff --git a/pkgs/development/python-modules/aiowaqi/default.nix b/pkgs/development/python-modules/aiowaqi/default.nix
index 9d79de96384e..01fc555be2df 100644
--- a/pkgs/development/python-modules/aiowaqi/default.nix
+++ b/pkgs/development/python-modules/aiowaqi/default.nix
@@ -8,7 +8,6 @@
   pytest-asyncio,
   pytest-cov-stub,
   pytestCheckHook,
-  pythonOlder,
   syrupy,
   yarl,
 }:
@@ -18,8 +17,6 @@ buildPythonPackage rec {
   version = "3.1.0";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "joostlek";
     repo = "python-waqi";
diff --git a/pkgs/development/python-modules/aiowebostv/default.nix b/pkgs/development/python-modules/aiowebostv/default.nix
index 2157dd1028db..7ffa4ddb205b 100644
--- a/pkgs/development/python-modules/aiowebostv/default.nix
+++ b/pkgs/development/python-modules/aiowebostv/default.nix
@@ -2,7 +2,6 @@
   lib,
   buildPythonPackage,
   fetchFromGitHub,
-  pythonOlder,
   setuptools,
   aiohttp,
 }:
@@ -12,8 +11,6 @@ buildPythonPackage rec {
   version = "0.7.5";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "home-assistant-libs";
     repo = "aiowebostv";
diff --git a/pkgs/development/python-modules/aiowithings/default.nix b/pkgs/development/python-modules/aiowithings/default.nix
index e58cd3644d3a..5e9e6f7ac3c5 100644
--- a/pkgs/development/python-modules/aiowithings/default.nix
+++ b/pkgs/development/python-modules/aiowithings/default.nix
@@ -8,7 +8,6 @@
   pytest-asyncio,
   pytest-cov-stub,
   pytestCheckHook,
-  pythonOlder,
   syrupy,
   yarl,
 }:
@@ -18,8 +17,6 @@ buildPythonPackage rec {
   version = "3.1.6";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "joostlek";
     repo = "python-withings";
diff --git a/pkgs/development/python-modules/airgradient/default.nix b/pkgs/development/python-modules/airgradient/default.nix
index ab0d2aa1a7e1..e54989874a6b 100644
--- a/pkgs/development/python-modules/airgradient/default.nix
+++ b/pkgs/development/python-modules/airgradient/default.nix
@@ -10,7 +10,6 @@
   pytest-asyncio,
   pytest-cov-stub,
   pytestCheckHook,
-  pythonOlder,
   syrupy,
   yarl,
 }:
@@ -20,8 +19,6 @@ buildPythonPackage rec {
   version = "0.9.2";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "airgradienthq";
     repo = "python-airgradient";
diff --git a/pkgs/development/python-modules/alarmdecoder/default.nix b/pkgs/development/python-modules/alarmdecoder/default.nix
index 92894369c2b9..a0ed8c3d2baf 100644
--- a/pkgs/development/python-modules/alarmdecoder/default.nix
+++ b/pkgs/development/python-modules/alarmdecoder/default.nix
@@ -7,7 +7,6 @@
   pyopenssl,
   pyserial,
   pytestCheckHook,
-  pythonOlder,
   pyusb,
   setuptools-scm,
 }:
diff --git a/pkgs/development/python-modules/allantools/default.nix b/pkgs/development/python-modules/allantools/default.nix
index ea30c65cad47..bee02d49a251 100644
--- a/pkgs/development/python-modules/allantools/default.nix
+++ b/pkgs/development/python-modules/allantools/default.nix
@@ -8,7 +8,6 @@
   numpydoc,
   pytest,
   scipy,
-  pythonOlder,
   pytestCheckHook,
 }:
 
diff --git a/pkgs/development/python-modules/allure-python-commons/default.nix b/pkgs/development/python-modules/allure-python-commons/default.nix
index db71edb157fa..c1a123d561fa 100644
--- a/pkgs/development/python-modules/allure-python-commons/default.nix
+++ b/pkgs/development/python-modules/allure-python-commons/default.nix
@@ -2,7 +2,6 @@
   lib,
   fetchPypi,
   buildPythonPackage,
-  pythonOlder,
   attrs,
   pluggy,
   six,
diff --git a/pkgs/development/python-modules/angr/default.nix b/pkgs/development/python-modules/angr/default.nix
index 782b1c9ccc63..775f71cd9ea4 100644
--- a/pkgs/development/python-modules/angr/default.nix
+++ b/pkgs/development/python-modules/angr/default.nix
@@ -24,7 +24,6 @@
   pycparser,
   pyformlang,
   pydemumble,
-  pythonOlder,
   pyvex,
   rich,
   rpyc,
@@ -41,8 +40,6 @@ buildPythonPackage rec {
   version = "9.2.154";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "angr";
     repo = "angr";
diff --git a/pkgs/development/python-modules/anyio/default.nix b/pkgs/development/python-modules/anyio/default.nix
index a7ac1fd494ce..b1354fe1e497 100644
--- a/pkgs/development/python-modules/anyio/default.nix
+++ b/pkgs/development/python-modules/anyio/default.nix
@@ -51,9 +51,6 @@ buildPythonPackage rec {
   ]
   ++ lib.optionals (pythonOlder "3.13") [
     typing-extensions
-  ]
-  ++ lib.optionals (pythonOlder "3.11") [
-    exceptiongroup
   ];
 
   optional-dependencies = {
diff --git a/pkgs/development/python-modules/apple-weatherkit/default.nix b/pkgs/development/python-modules/apple-weatherkit/default.nix
index cd38737c53c5..a9afaa51b4b3 100644
--- a/pkgs/development/python-modules/apple-weatherkit/default.nix
+++ b/pkgs/development/python-modules/apple-weatherkit/default.nix
@@ -5,7 +5,6 @@
   poetry-core,
   aiohttp,
   aiohttp-retry,
-  pythonOlder,
   pyjwt,
 }:
 
@@ -14,8 +13,6 @@ buildPythonPackage rec {
   version = "1.1.3";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "tjhorner";
     repo = "python-weatherkit";
diff --git a/pkgs/development/python-modules/arcam-fmj/default.nix b/pkgs/development/python-modules/arcam-fmj/default.nix
index f94fb291c401..869a7f59d763 100644
--- a/pkgs/development/python-modules/arcam-fmj/default.nix
+++ b/pkgs/development/python-modules/arcam-fmj/default.nix
@@ -2,7 +2,6 @@
   lib,
   buildPythonPackage,
   pythonAtLeast,
-  pythonOlder,
   fetchFromGitHub,
   setuptools,
   aiohttp,
@@ -19,8 +18,6 @@ buildPythonPackage rec {
   version = "2.0.0";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "elupus";
     repo = "arcam_fmj";
diff --git a/pkgs/development/python-modules/argparse-manpage/default.nix b/pkgs/development/python-modules/argparse-manpage/default.nix
index 81c73582462d..f7eb657af2f6 100644
--- a/pkgs/development/python-modules/argparse-manpage/default.nix
+++ b/pkgs/development/python-modules/argparse-manpage/default.nix
@@ -2,10 +2,8 @@
   lib,
   buildPythonPackage,
   fetchFromGitHub,
-  pythonOlder,
   setuptools,
   packaging,
-  tomli,
   pytestCheckHook,
   pip,
 }:
@@ -25,10 +23,7 @@ buildPythonPackage rec {
   nativeBuildInputs = [
     setuptools
     packaging
-  ]
-  ++ lib.optionals (pythonOlder "3.11") [ tomli ];
-
-  propagatedBuildInputs = lib.optionals (pythonOlder "3.11") [ tomli ];
+  ];
 
   nativeCheckInputs = [
     pytestCheckHook
diff --git a/pkgs/development/python-modules/array-record/default.nix b/pkgs/development/python-modules/array-record/default.nix
index ff4d552842b2..bdf5d67d6312 100644
--- a/pkgs/development/python-modules/array-record/default.nix
+++ b/pkgs/development/python-modules/array-record/default.nix
@@ -1,7 +1,6 @@
 {
   lib,
   buildPythonPackage,
-  pythonOlder,
   pythonAtLeast,
   python,
   fetchPypi,
@@ -14,7 +13,7 @@ buildPythonPackage rec {
   version = "0.8.3";
   format = "wheel";
 
-  disabled = pythonOlder "3.11" || pythonAtLeast "3.15";
+  disabled = pythonAtLeast "3.15";
 
   src =
     let
diff --git a/pkgs/development/python-modules/astroid/default.nix b/pkgs/development/python-modules/astroid/default.nix
index 16293f1b8a6a..0403878fb70e 100644
--- a/pkgs/development/python-modules/astroid/default.nix
+++ b/pkgs/development/python-modules/astroid/default.nix
@@ -2,9 +2,7 @@
   lib,
   buildPythonPackage,
   fetchFromGitHub,
-  pythonOlder,
   setuptools,
-  typing-extensions,
   pip,
   pylint,
   pytestCheckHook,
@@ -24,8 +22,6 @@ buildPythonPackage (finalAttrs: {
 
   build-system = [ setuptools ];
 
-  dependencies = lib.optionals (pythonOlder "3.11") [ typing-extensions ];
-
   nativeCheckInputs = [
     pip
     pytestCheckHook
diff --git a/pkgs/development/python-modules/astropy/default.nix b/pkgs/development/python-modules/astropy/default.nix
index d07f43684f89..dd969d710c0a 100644
--- a/pkgs/development/python-modules/astropy/default.nix
+++ b/pkgs/development/python-modules/astropy/default.nix
@@ -2,7 +2,6 @@
   lib,
   fetchFromGitHub,
   buildPythonPackage,
-  pythonOlder,
 
   # build time
   stdenv,
@@ -58,8 +57,6 @@ buildPythonPackage rec {
   version = "7.1.1";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "astropy";
     repo = "astropy";
diff --git a/pkgs/development/python-modules/async-lru/default.nix b/pkgs/development/python-modules/async-lru/default.nix
index 3c0f1ded70ae..726476979bec 100644
--- a/pkgs/development/python-modules/async-lru/default.nix
+++ b/pkgs/development/python-modules/async-lru/default.nix
@@ -1,11 +1,9 @@
 {
   lib,
   buildPythonPackage,
-  pythonOlder,
   fetchFromGitHub,
   fetchpatch2,
   setuptools,
-  typing-extensions,
   pytestCheckHook,
   pytest-asyncio,
   pytest-cov-stub,
@@ -35,8 +33,6 @@ buildPythonPackage rec {
 
   build-system = [ setuptools ];
 
-  dependencies = lib.optionals (pythonOlder "3.11") [ typing-extensions ];
-
   nativeCheckInputs = [
     pytestCheckHook
     pytest-asyncio
diff --git a/pkgs/development/python-modules/async-stagger/default.nix b/pkgs/development/python-modules/async-stagger/default.nix
index 66911a84e4f8..3f545c3e5f95 100644
--- a/pkgs/development/python-modules/async-stagger/default.nix
+++ b/pkgs/development/python-modules/async-stagger/default.nix
@@ -2,7 +2,6 @@
   lib,
   buildPythonPackage,
   fetchFromGitHub,
-  pythonOlder,
   setuptools,
   pytestCheckHook,
   pytest-asyncio,
@@ -14,8 +13,6 @@ buildPythonPackage rec {
   version = "0.4.1";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "twisteroidambassador";
     repo = "async_stagger";
diff --git a/pkgs/development/python-modules/asyncpg/default.nix b/pkgs/development/python-modules/asyncpg/default.nix
index bbfec550744d..c392c34b557a 100644
--- a/pkgs/development/python-modules/asyncpg/default.nix
+++ b/pkgs/development/python-modules/asyncpg/default.nix
@@ -2,12 +2,10 @@
   lib,
   fetchPypi,
   buildPythonPackage,
-  async-timeout,
   cython,
   libpq,
   uvloop,
   postgresql,
-  pythonOlder,
   pytest-xdist,
   pytestCheckHook,
   setuptools,
@@ -29,10 +27,6 @@ buildPythonPackage rec {
     setuptools
   ];
 
-  # required for compatibility with Python versions older than 3.11
-  # see https://github.com/MagicStack/asyncpg/blob/v0.29.0/asyncpg/_asyncio_compat.py#L13
-  dependencies = lib.optionals (pythonOlder "3.11") [ async-timeout ];
-
   nativeCheckInputs = [
     libpq.pg_config
     uvloop
diff --git a/pkgs/development/python-modules/asyncwhois/default.nix b/pkgs/development/python-modules/asyncwhois/default.nix
index 052d8d31002a..e3302683a2c7 100644
--- a/pkgs/development/python-modules/asyncwhois/default.nix
+++ b/pkgs/development/python-modules/asyncwhois/default.nix
@@ -31,8 +31,7 @@ buildPythonPackage rec {
     python-socks
     tldextract
     whodap
-  ]
-  ++ python-socks.optional-dependencies.asyncio;
+  ];
 
   nativeCheckInputs = [
     pytest-asyncio
diff --git a/pkgs/development/python-modules/atproto/default.nix b/pkgs/development/python-modules/atproto/default.nix
index 4e180ed4314f..8d6ffc08b509 100644
--- a/pkgs/development/python-modules/atproto/default.nix
+++ b/pkgs/development/python-modules/atproto/default.nix
@@ -2,7 +2,6 @@
   lib,
   fetchFromGitHub,
   buildPythonPackage,
-  pythonOlder,
   nix-update-script,
 
   # build-system
diff --git a/pkgs/development/python-modules/autoflake/default.nix b/pkgs/development/python-modules/autoflake/default.nix
index fe0a567801cd..88f59f4436cd 100644
--- a/pkgs/development/python-modules/autoflake/default.nix
+++ b/pkgs/development/python-modules/autoflake/default.nix
@@ -5,8 +5,6 @@
   hatchling,
   pyflakes,
   pytestCheckHook,
-  pythonOlder,
-  tomli,
 }:
 buildPythonPackage rec {
   pname = "autoflake";
@@ -20,7 +18,7 @@ buildPythonPackage rec {
 
   nativeBuildInputs = [ hatchling ];
 
-  propagatedBuildInputs = [ pyflakes ] ++ lib.optional (pythonOlder "3.11") tomli;
+  propagatedBuildInputs = [ pyflakes ];
 
   nativeCheckInputs = [ pytestCheckHook ];
 
diff --git a/pkgs/development/python-modules/autopep8/default.nix b/pkgs/development/python-modules/autopep8/default.nix
index 423671330af7..dc599ac6af13 100644
--- a/pkgs/development/python-modules/autopep8/default.nix
+++ b/pkgs/development/python-modules/autopep8/default.nix
@@ -5,9 +5,7 @@
   glibcLocales,
   pycodestyle,
   pytestCheckHook,
-  pythonOlder,
   setuptools,
-  tomli,
 }:
 
 buildPythonPackage rec {
@@ -24,7 +22,7 @@ buildPythonPackage rec {
 
   build-system = [ setuptools ];
 
-  propagatedBuildInputs = [ pycodestyle ] ++ lib.optionals (pythonOlder "3.11") [ tomli ];
+  propagatedBuildInputs = [ pycodestyle ];
 
   nativeCheckInputs = [
     glibcLocales
diff --git a/pkgs/development/python-modules/azure-mgmt-applicationinsights/default.nix b/pkgs/development/python-modules/azure-mgmt-applicationinsights/default.nix
index 2bef3696e7f3..a21b7d319dd2 100644
--- a/pkgs/development/python-modules/azure-mgmt-applicationinsights/default.nix
+++ b/pkgs/development/python-modules/azure-mgmt-applicationinsights/default.nix
@@ -6,7 +6,6 @@
   azure-common,
   azure-mgmt-core,
   setuptools,
-  pythonOlder,
 }:
 
 buildPythonPackage rec {
@@ -14,8 +13,6 @@ buildPythonPackage rec {
   version = "4.1.0";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchPypi {
     pname = "azure_mgmt_applicationinsights";
     inherit version;
diff --git a/pkgs/development/python-modules/azure-mgmt-iothub/default.nix b/pkgs/development/python-modules/azure-mgmt-iothub/default.nix
index 70b68479f2e4..1f8119d6ccaf 100644
--- a/pkgs/development/python-modules/azure-mgmt-iothub/default.nix
+++ b/pkgs/development/python-modules/azure-mgmt-iothub/default.nix
@@ -5,7 +5,6 @@
   buildPythonPackage,
   fetchPypi,
   isodate,
-  pythonOlder,
   setuptools,
 }:
 
@@ -14,8 +13,6 @@ buildPythonPackage rec {
   version = "4.0.0";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchPypi {
     pname = "azure_mgmt_iothub";
     inherit version;
diff --git a/pkgs/development/python-modules/azure-mgmt-recoveryservices/default.nix b/pkgs/development/python-modules/azure-mgmt-recoveryservices/default.nix
index cdbcfee0fd35..1a3a47688a40 100644
--- a/pkgs/development/python-modules/azure-mgmt-recoveryservices/default.nix
+++ b/pkgs/development/python-modules/azure-mgmt-recoveryservices/default.nix
@@ -5,7 +5,6 @@
   buildPythonPackage,
   fetchPypi,
   isodate,
-  pythonOlder,
   setuptools,
 }:
 
@@ -14,8 +13,6 @@ buildPythonPackage rec {
   version = "4.0.0";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchPypi {
     pname = "azure_mgmt_recoveryservices";
     inherit version;
diff --git a/pkgs/development/python-modules/bellows/default.nix b/pkgs/development/python-modules/bellows/default.nix
index d5ea3c88bdc2..3f85644f13bc 100644
--- a/pkgs/development/python-modules/bellows/default.nix
+++ b/pkgs/development/python-modules/bellows/default.nix
@@ -7,7 +7,6 @@
   pytest-asyncio,
   pytest-timeout,
   pytestCheckHook,
-  pythonOlder,
   setuptools,
   voluptuous,
   zigpy,
diff --git a/pkgs/development/python-modules/bentoml/default.nix b/pkgs/development/python-modules/bentoml/default.nix
index 691f92c7372f..c1d89f818571 100644
--- a/pkgs/development/python-modules/bentoml/default.nix
+++ b/pkgs/development/python-modules/bentoml/default.nix
@@ -53,7 +53,6 @@
   python-dateutil,
   python-json-logger,
   python-multipart,
-  pythonOlder,
   pyyaml,
   questionary,
   rich,
@@ -62,7 +61,6 @@
   simple-di,
   starlette,
   tomli-w,
-  tomli,
   tritonclient,
   uv,
   uvicorn,
@@ -205,8 +203,7 @@ buildPythonPackage {
     uv
     uvicorn
     watchfiles
-  ]
-  ++ lib.optionals (pythonOlder "3.11") [ tomli ];
+  ];
 
   inherit optional-dependencies;
 
diff --git a/pkgs/development/python-modules/black/default.nix b/pkgs/development/python-modules/black/default.nix
index c406f2f361c6..ea56257d981f 100644
--- a/pkgs/development/python-modules/black/default.nix
+++ b/pkgs/development/python-modules/black/default.nix
@@ -4,7 +4,6 @@
   buildPythonPackage,
   fetchPypi,
   fetchpatch,
-  pythonOlder,
   pytestCheckHook,
   aiohttp,
   click,
@@ -19,8 +18,6 @@
   parameterized,
   platformdirs,
   tokenize-rt,
-  tomli,
-  typing-extensions,
   uvloop,
 }:
 
@@ -64,10 +61,6 @@ buildPythonPackage rec {
     packaging
     pathspec
     platformdirs
-  ]
-  ++ lib.optionals (pythonOlder "3.11") [
-    tomli
-    typing-extensions
   ];
 
   optional-dependencies = {
diff --git a/pkgs/development/python-modules/bleak-retry-connector/default.nix b/pkgs/development/python-modules/bleak-retry-connector/default.nix
index a4f9b495b621..a15eeaf5da4e 100644
--- a/pkgs/development/python-modules/bleak-retry-connector/default.nix
+++ b/pkgs/development/python-modules/bleak-retry-connector/default.nix
@@ -9,7 +9,6 @@
   pytestCheckHook,
   pytest-asyncio,
   pytest-cov-stub,
-  pythonOlder,
   stdenv,
 }:
 
diff --git a/pkgs/development/python-modules/bleak/default.nix b/pkgs/development/python-modules/bleak/default.nix
index ca5d23fe6221..13e38b84069f 100644
--- a/pkgs/development/python-modules/bleak/default.nix
+++ b/pkgs/development/python-modules/bleak/default.nix
@@ -16,7 +16,6 @@
   pyobjc-framework-CoreBluetooth,
   pyobjc-framework-libdispatch,
   typing-extensions,
-  async-timeout,
 
   pytest-asyncio,
   pytest-cov-stub,
@@ -61,9 +60,6 @@ buildPythonPackage rec {
   ]
   ++ lib.optionals (pythonOlder "3.12") [
     typing-extensions
-  ]
-  ++ lib.optionals (pythonOlder "3.11") [
-    async-timeout
   ];
 
   nativeCheckInputs = [
diff --git a/pkgs/development/python-modules/bluecurrent-api/default.nix b/pkgs/development/python-modules/bluecurrent-api/default.nix
index 4d6cf2ca2a29..fcc9c6619a32 100644
--- a/pkgs/development/python-modules/bluecurrent-api/default.nix
+++ b/pkgs/development/python-modules/bluecurrent-api/default.nix
@@ -1,7 +1,6 @@
 {
   lib,
   buildPythonPackage,
-  pythonOlder,
   fetchFromGitHub,
   setuptools,
   pytz,
@@ -16,8 +15,6 @@ buildPythonPackage rec {
   version = "1.3.3";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "bluecurrent";
     repo = "HomeAssistantAPI";
diff --git a/pkgs/development/python-modules/bluemaestro-ble/default.nix b/pkgs/development/python-modules/bluemaestro-ble/default.nix
index 490df29f727f..f82d98d94150 100644
--- a/pkgs/development/python-modules/bluemaestro-ble/default.nix
+++ b/pkgs/development/python-modules/bluemaestro-ble/default.nix
@@ -7,7 +7,6 @@
   poetry-core,
   pytest-cov-stub,
   pytestCheckHook,
-  pythonOlder,
   sensor-state-data,
 }:
 
@@ -16,8 +15,6 @@ buildPythonPackage rec {
   version = "1.0.0";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "Bluetooth-Devices";
     repo = "bluemaestro-ble";
diff --git a/pkgs/development/python-modules/bluetooth-auto-recovery/default.nix b/pkgs/development/python-modules/bluetooth-auto-recovery/default.nix
index 30df366c2791..c122b644d9ac 100644
--- a/pkgs/development/python-modules/bluetooth-auto-recovery/default.nix
+++ b/pkgs/development/python-modules/bluetooth-auto-recovery/default.nix
@@ -1,6 +1,5 @@
 {
   lib,
-  async-timeout,
   bluetooth-adapters,
   btsocket,
   buildPythonPackage,
@@ -10,7 +9,6 @@
   pytest-asyncio,
   pytest-cov-stub,
   pytestCheckHook,
-  pythonOlder,
   usb-devices,
 }:
 
@@ -33,9 +31,6 @@ buildPythonPackage rec {
     btsocket
     pyric
     usb-devices
-  ]
-  ++ lib.optionals (pythonOlder "3.11") [
-    async-timeout
   ];
 
   nativeCheckInputs = [
diff --git a/pkgs/development/python-modules/bluetooth-sensor-state-data/default.nix b/pkgs/development/python-modules/bluetooth-sensor-state-data/default.nix
index 9a6376896df1..764278e52dca 100644
--- a/pkgs/development/python-modules/bluetooth-sensor-state-data/default.nix
+++ b/pkgs/development/python-modules/bluetooth-sensor-state-data/default.nix
@@ -6,7 +6,6 @@
   poetry-core,
   pytest-cov-stub,
   pytestCheckHook,
-  pythonOlder,
   sensor-state-data,
 }:
 
@@ -15,8 +14,6 @@ buildPythonPackage rec {
   version = "1.9.0";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "Bluetooth-Devices";
     repo = "bluetooth-sensor-state-data";
diff --git a/pkgs/development/python-modules/bork/default.nix b/pkgs/development/python-modules/bork/default.nix
index a56dd1481871..eceafe8de5af 100644
--- a/pkgs/development/python-modules/bork/default.nix
+++ b/pkgs/development/python-modules/bork/default.nix
@@ -4,14 +4,12 @@
   callPackage,
   fetchFromGitHub,
   pytestCheckHook,
-  pythonOlder,
 
   setuptools,
   build,
   coloredlogs,
   packaging,
   pip,
-  toml,
   urllib3,
 }:
 
@@ -43,8 +41,7 @@ buildPythonPackage rec {
     packaging
     pip
     urllib3
-  ]
-  ++ lib.optionals (pythonOlder "3.11") [ toml ];
+  ];
 
   pythonImportsCheck = [
     "bork"
diff --git a/pkgs/development/python-modules/bqplot/default.nix b/pkgs/development/python-modules/bqplot/default.nix
index 09e8ba7da7a0..b743da34f1d4 100644
--- a/pkgs/development/python-modules/bqplot/default.nix
+++ b/pkgs/development/python-modules/bqplot/default.nix
@@ -1,7 +1,6 @@
 {
   lib,
   buildPythonPackage,
-  pythonOlder,
   fetchPypi,
   jupyter-packaging,
   jupyterlab,
diff --git a/pkgs/development/python-modules/build/default.nix b/pkgs/development/python-modules/build/default.nix
index 7e98cf4bc4ae..ca49dc3d76db 100644
--- a/pkgs/development/python-modules/build/default.nix
+++ b/pkgs/development/python-modules/build/default.nix
@@ -12,9 +12,7 @@
   pytest-rerunfailures,
   pytest-xdist,
   pytestCheckHook,
-  pythonOlder,
   setuptools,
-  tomli,
   virtualenv,
   wheel,
 }:
@@ -38,8 +36,7 @@ buildPythonPackage rec {
   dependencies = [
     packaging
     pyproject-hooks
-  ]
-  ++ lib.optionals (pythonOlder "3.11") [ tomli ];
+  ];
 
   # We need to disable tests because this package is part of the bootstrap chain
   # and its test dependencies cannot be built yet when this is being built.
diff --git a/pkgs/development/python-modules/bundlewrap/default.nix b/pkgs/development/python-modules/bundlewrap/default.nix
index 0aaeee120721..70cd0c90cf46 100644
--- a/pkgs/development/python-modules/bundlewrap/default.nix
+++ b/pkgs/development/python-modules/bundlewrap/default.nix
@@ -2,7 +2,6 @@
   lib,
   fetchFromGitHub,
   buildPythonPackage,
-  pythonOlder,
   cryptography,
   jinja2,
   librouteros,
@@ -11,7 +10,6 @@
   passlib,
   pyyaml,
   requests,
-  rtoml,
   setuptools,
   tomlkit,
   pytestCheckHook,
@@ -44,8 +42,7 @@ buildPythonPackage {
     requests
     tomlkit
     librouteros
-  ]
-  ++ lib.optionals (pythonOlder "3.11") [ rtoml ];
+  ];
 
   pythonImportsCheck = [ "bundlewrap" ];
 
diff --git a/pkgs/development/python-modules/cattrs/default.nix b/pkgs/development/python-modules/cattrs/default.nix
index 670f51a6ea90..078a9fc50324 100644
--- a/pkgs/development/python-modules/cattrs/default.nix
+++ b/pkgs/development/python-modules/cattrs/default.nix
@@ -4,7 +4,6 @@
   buildPythonPackage,
   cbor2,
   fetchFromGitHub,
-  exceptiongroup,
   hatchling,
   hatch-vcs,
   hypothesis,
@@ -16,7 +15,6 @@
   pytest-xdist,
   pytestCheckHook,
   pythonAtLeast,
-  pythonOlder,
   pyyaml,
   tomlkit,
   typing-extensions,
@@ -43,9 +41,6 @@ buildPythonPackage rec {
   dependencies = [
     attrs
     typing-extensions
-  ]
-  ++ lib.optionals (pythonOlder "3.11") [
-    exceptiongroup
   ];
 
   nativeCheckInputs = [
diff --git a/pkgs/development/python-modules/cbor2/default.nix b/pkgs/development/python-modules/cbor2/default.nix
index 698d88e2c5bf..237b721e8c1f 100644
--- a/pkgs/development/python-modules/cbor2/default.nix
+++ b/pkgs/development/python-modules/cbor2/default.nix
@@ -5,7 +5,6 @@
   hypothesis,
   pytest-cov-stub,
   pytestCheckHook,
-  pythonOlder,
   setuptools-scm,
   setuptools,
   withCExtensions ? true,
diff --git a/pkgs/development/python-modules/check-manifest/default.nix b/pkgs/development/python-modules/check-manifest/default.nix
index 32d860d2d01d..60a11b371a55 100644
--- a/pkgs/development/python-modules/check-manifest/default.nix
+++ b/pkgs/development/python-modules/check-manifest/default.nix
@@ -8,8 +8,6 @@
   pep517,
   pytestCheckHook,
   setuptools,
-  tomli,
-  pythonOlder,
 }:
 
 buildPythonPackage rec {
@@ -30,8 +28,7 @@ buildPythonPackage rec {
     build
     pep517
     setuptools
-  ]
-  ++ lib.optionals (pythonOlder "3.11") [ tomli ];
+  ];
 
   nativeCheckInputs = [
     git
diff --git a/pkgs/development/python-modules/checkdmarc/default.nix b/pkgs/development/python-modules/checkdmarc/default.nix
index 7aa4c13c52b4..529da0fe4228 100644
--- a/pkgs/development/python-modules/checkdmarc/default.nix
+++ b/pkgs/development/python-modules/checkdmarc/default.nix
@@ -12,7 +12,6 @@
   pyleri,
   pyopenssl,
   pytestCheckHook,
-  pythonOlder,
   requests,
   timeout-decorator,
   xmltodict,
diff --git a/pkgs/development/python-modules/claripy/default.nix b/pkgs/development/python-modules/claripy/default.nix
index 39aa73fe70f2..2aa1a7708dad 100644
--- a/pkgs/development/python-modules/claripy/default.nix
+++ b/pkgs/development/python-modules/claripy/default.nix
@@ -6,7 +6,6 @@
   fetchFromGitHub,
   pysmt,
   pytestCheckHook,
-  pythonOlder,
   setuptools,
   typing-extensions,
   z3-solver,
@@ -17,8 +16,6 @@ buildPythonPackage rec {
   version = "9.2.154";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "angr";
     repo = "claripy";
diff --git a/pkgs/development/python-modules/cle/default.nix b/pkgs/development/python-modules/cle/default.nix
index 5f4c316f116d..fa07d7d0cd77 100644
--- a/pkgs/development/python-modules/cle/default.nix
+++ b/pkgs/development/python-modules/cle/default.nix
@@ -8,7 +8,6 @@
   pefile,
   pyelftools,
   pytestCheckHook,
-  pythonOlder,
   pyvex,
   setuptools,
   sortedcontainers,
@@ -32,8 +31,6 @@ buildPythonPackage rec {
   inherit version;
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "angr";
     repo = "cle";
diff --git a/pkgs/development/python-modules/cleanit/default.nix b/pkgs/development/python-modules/cleanit/default.nix
index 931bc897bd7c..8e75a5d3c140 100644
--- a/pkgs/development/python-modules/cleanit/default.nix
+++ b/pkgs/development/python-modules/cleanit/default.nix
@@ -2,7 +2,6 @@
   lib,
   buildPythonPackage,
   fetchFromGitHub,
-  pythonOlder,
 
   # build dependencies
   poetry-core,
@@ -25,8 +24,6 @@ buildPythonPackage rec {
   version = "0.4.9";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "ratoaq2";
     repo = "cleanit";
diff --git a/pkgs/development/python-modules/clldutils/default.nix b/pkgs/development/python-modules/clldutils/default.nix
index 0004a7baa5fa..602a1584d9b3 100644
--- a/pkgs/development/python-modules/clldutils/default.nix
+++ b/pkgs/development/python-modules/clldutils/default.nix
@@ -15,7 +15,6 @@
   pytest-mock,
   pytestCheckHook,
   python-dateutil,
-  pythonOlder,
   setuptools,
   tabulate,
 }:
diff --git a/pkgs/development/python-modules/cloudpathlib/default.nix b/pkgs/development/python-modules/cloudpathlib/default.nix
index e73068f90685..8de827a9f176 100644
--- a/pkgs/development/python-modules/cloudpathlib/default.nix
+++ b/pkgs/development/python-modules/cloudpathlib/default.nix
@@ -6,10 +6,6 @@
   # build-system
   flit-core,
 
-  # dependencies
-  pythonOlder,
-  typing-extensions,
-
   # optional-dependencies
   azure-storage-blob,
   azure-storage-file-datalake,
@@ -50,10 +46,6 @@ buildPythonPackage rec {
 
   build-system = [ flit-core ];
 
-  dependencies = lib.optionals (pythonOlder "3.11") [
-    typing-extensions
-  ];
-
   optional-dependencies = {
     all = optional-dependencies.azure ++ optional-dependencies.gs ++ optional-dependencies.s3;
     azure = [
diff --git a/pkgs/development/python-modules/configshell-fb/default.nix b/pkgs/development/python-modules/configshell-fb/default.nix
index f8fd938781ed..29f81c7fa220 100644
--- a/pkgs/development/python-modules/configshell-fb/default.nix
+++ b/pkgs/development/python-modules/configshell-fb/default.nix
@@ -2,7 +2,6 @@
   lib,
   fetchFromGitHub,
   buildPythonPackage,
-  pythonOlder,
   hatchling,
   hatch-vcs,
   pyparsing,
diff --git a/pkgs/development/python-modules/constantly/default.nix b/pkgs/development/python-modules/constantly/default.nix
index 87fecf3b4c6b..fb56132d0425 100644
--- a/pkgs/development/python-modules/constantly/default.nix
+++ b/pkgs/development/python-modules/constantly/default.nix
@@ -27,8 +27,7 @@ let
     nativeBuildInputs = [
       setuptools
       versioneer
-    ]
-    ++ versioneer.optional-dependencies.toml;
+    ];
 
     # would create dependency loop with twisted
     doCheck = false;
diff --git a/pkgs/development/python-modules/corallium/default.nix b/pkgs/development/python-modules/corallium/default.nix
index 70713da7d733..0f3b69a06a22 100644
--- a/pkgs/development/python-modules/corallium/default.nix
+++ b/pkgs/development/python-modules/corallium/default.nix
@@ -29,9 +29,6 @@ buildPythonPackage rec {
     beartype
     pydantic
     rich
-  ]
-  ++ lib.optionals (python.pythonOlder "3.11") [
-    tomli
   ];
 
   meta = {
diff --git a/pkgs/development/python-modules/coverage/default.nix b/pkgs/development/python-modules/coverage/default.nix
index b29febab24a9..78b6cf110d96 100644
--- a/pkgs/development/python-modules/coverage/default.nix
+++ b/pkgs/development/python-modules/coverage/default.nix
@@ -8,9 +8,7 @@
   hypothesis,
   pytest-xdist,
   pytestCheckHook,
-  pythonOlder,
   setuptools,
-  tomli,
 }:
 
 buildPythonPackage rec {
@@ -27,12 +25,6 @@ buildPythonPackage rec {
 
   build-system = [ setuptools ];
 
-  optional-dependencies = {
-    toml = lib.optionals (pythonOlder "3.11") [
-      tomli
-    ];
-  };
-
   nativeCheckInputs = [
     flaky
     hypothesis
diff --git a/pkgs/development/python-modules/ctypesgen/default.nix b/pkgs/development/python-modules/ctypesgen/default.nix
index 768a02a46e55..b7893b007d6c 100644
--- a/pkgs/development/python-modules/ctypesgen/default.nix
+++ b/pkgs/development/python-modules/ctypesgen/default.nix
@@ -2,7 +2,6 @@
   lib,
   buildPythonPackage,
   fetchFromGitHub,
-  pythonOlder,
   setuptools-scm,
   setuptools,
   toml,
@@ -14,8 +13,6 @@ buildPythonPackage rec {
   version = "1.1.1";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "ctypesgen";
     repo = "ctypesgen";
diff --git a/pkgs/development/python-modules/cx-freeze/default.nix b/pkgs/development/python-modules/cx-freeze/default.nix
index 8fca41d9b161..fb553b042f2e 100644
--- a/pkgs/development/python-modules/cx-freeze/default.nix
+++ b/pkgs/development/python-modules/cx-freeze/default.nix
@@ -10,10 +10,8 @@
   # dependencies
   filelock,
   packaging,
-  tomli,
 
   distutils,
-  pythonOlder,
   ncurses,
   patchelf,
   dmgbuild,
@@ -65,9 +63,6 @@ buildPythonPackage rec {
     packaging
     setuptools
   ]
-  ++ lib.optionals (pythonOlder "3.11") [
-    tomli
-  ]
   ++ lib.optionals stdenv.hostPlatform.isDarwin [
     dmgbuild
   ];
diff --git a/pkgs/development/python-modules/dataclass-wizard/default.nix b/pkgs/development/python-modules/dataclass-wizard/default.nix
index c67c9d8b5a16..8f093ae406a9 100644
--- a/pkgs/development/python-modules/dataclass-wizard/default.nix
+++ b/pkgs/development/python-modules/dataclass-wizard/default.nix
@@ -6,7 +6,6 @@
   pytestCheckHook,
   python-dotenv,
   pythonAtLeast,
-  pythonOlder,
   pytimeparse,
   pyyaml,
   setuptools,
diff --git a/pkgs/development/python-modules/datalad/default.nix b/pkgs/development/python-modules/datalad/default.nix
index dc52efe7ac36..2acee398b154 100644
--- a/pkgs/development/python-modules/datalad/default.nix
+++ b/pkgs/development/python-modules/datalad/default.nix
@@ -37,9 +37,6 @@
   distro,
   # win
   colorama,
-  # python-version-dependent
-  pythonOlder,
-  typing-extensions,
   # tests
   pytest-retry,
   pytest-xdist,
@@ -95,8 +92,7 @@ buildPythonPackage (finalAttrs: {
       annexremote
       looseversion
     ]
-    ++ lib.optionals stdenv.hostPlatform.isWindows [ colorama ]
-    ++ lib.optionals (pythonOlder "3.11") [ typing-extensions ];
+    ++ lib.optionals stdenv.hostPlatform.isWindows [ colorama ];
     downloaders = [
       boto3
       keyrings-alt
diff --git a/pkgs/development/python-modules/dendropy/default.nix b/pkgs/development/python-modules/dendropy/default.nix
index fed1a487d2bb..730fc5c9cc75 100644
--- a/pkgs/development/python-modules/dendropy/default.nix
+++ b/pkgs/development/python-modules/dendropy/default.nix
@@ -4,7 +4,6 @@
   buildPythonPackage,
   fetchFromGitHub,
   pytestCheckHook,
-  pythonOlder,
   nix-update-script,
   setuptools,
   paup-cli,
diff --git a/pkgs/development/python-modules/dicomweb-client/default.nix b/pkgs/development/python-modules/dicomweb-client/default.nix
index 5faf8e97db99..fc9ed97a2582 100644
--- a/pkgs/development/python-modules/dicomweb-client/default.nix
+++ b/pkgs/development/python-modules/dicomweb-client/default.nix
@@ -2,7 +2,6 @@
   lib,
   buildPythonPackage,
   fetchFromGitHub,
-  pythonOlder,
   hatchling,
   uv-dynamic-versioning,
   pytestCheckHook,
diff --git a/pkgs/development/python-modules/django-modeltranslation/default.nix b/pkgs/development/python-modules/django-modeltranslation/default.nix
index 7a38cf70b885..8b443a689702 100644
--- a/pkgs/development/python-modules/django-modeltranslation/default.nix
+++ b/pkgs/development/python-modules/django-modeltranslation/default.nix
@@ -8,7 +8,6 @@
   pytest-cov-stub,
   pytest-django,
   pytestCheckHook,
-  pythonOlder,
   hatchling,
   hatch-vcs,
 }:
@@ -18,8 +17,6 @@ buildPythonPackage rec {
   version = "0.19.19";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "deschler";
     repo = "django-modeltranslation";
diff --git a/pkgs/development/python-modules/django-stubs/default.nix b/pkgs/development/python-modules/django-stubs/default.nix
index a66dcefb497f..fc3a8538e907 100644
--- a/pkgs/development/python-modules/django-stubs/default.nix
+++ b/pkgs/development/python-modules/django-stubs/default.nix
@@ -10,8 +10,6 @@
   pytest-mypy-plugins,
   oracledb,
   pytestCheckHook,
-  pythonOlder,
-  tomli,
   types-pytz,
   types-pyyaml,
   types-redis,
@@ -38,8 +36,7 @@ buildPythonPackage rec {
     types-pytz
     types-pyyaml
     typing-extensions
-  ]
-  ++ lib.optionals (pythonOlder "3.11") [ tomli ];
+  ];
 
   optional-dependencies = {
     compatible-mypy = [ mypy ];
diff --git a/pkgs/development/python-modules/docformatter/default.nix b/pkgs/development/python-modules/docformatter/default.nix
index 09f0c930c4f9..8a912144d29f 100644
--- a/pkgs/development/python-modules/docformatter/default.nix
+++ b/pkgs/development/python-modules/docformatter/default.nix
@@ -1,7 +1,6 @@
 {
   lib,
   buildPythonPackage,
-  pythonOlder,
   fetchFromGitHub,
   poetry-core,
   charset-normalizer,
diff --git a/pkgs/development/python-modules/docutils/default.nix b/pkgs/development/python-modules/docutils/default.nix
index 2c9f3da24333..4d1758c3ab44 100644
--- a/pkgs/development/python-modules/docutils/default.nix
+++ b/pkgs/development/python-modules/docutils/default.nix
@@ -5,7 +5,6 @@
   flit-core,
   pillow,
   python,
-  pythonOlder,
 }:
 
 # Note: this package is used to build LLVM’s documentation, which is part of the Darwin stdenv.
diff --git a/pkgs/development/python-modules/dparse/default.nix b/pkgs/development/python-modules/dparse/default.nix
index 847974b5cbcf..e8f663ebc3af 100644
--- a/pkgs/development/python-modules/dparse/default.nix
+++ b/pkgs/development/python-modules/dparse/default.nix
@@ -1,11 +1,9 @@
 {
   lib,
   buildPythonPackage,
-  pythonOlder,
   fetchFromGitHub,
   hatchling,
   packaging,
-  tomli,
   pyyaml,
   pytestCheckHook,
 }:
@@ -24,7 +22,7 @@ buildPythonPackage rec {
 
   build-system = [ hatchling ];
 
-  dependencies = [ packaging ] ++ lib.optionals (pythonOlder "3.11") [ tomli ];
+  dependencies = [ packaging ];
 
   optional-dependencies = {
     # FIXME pipenv = [ pipenv ];
diff --git a/pkgs/development/python-modules/drf-spectacular/default.nix b/pkgs/development/python-modules/drf-spectacular/default.nix
index a66e2050af80..ce4df410f095 100644
--- a/pkgs/development/python-modules/drf-spectacular/default.nix
+++ b/pkgs/development/python-modules/drf-spectacular/default.nix
@@ -24,7 +24,6 @@
   psycopg2,
   pytest-django,
   pytestCheckHook,
-  pythonOlder,
   pyyaml,
   setuptools,
   uritemplate,
diff --git a/pkgs/development/python-modules/dropmqttapi/default.nix b/pkgs/development/python-modules/dropmqttapi/default.nix
index 4c9a92b78bf6..e5ce17029249 100644
--- a/pkgs/development/python-modules/dropmqttapi/default.nix
+++ b/pkgs/development/python-modules/dropmqttapi/default.nix
@@ -2,7 +2,6 @@
   lib,
   buildPythonPackage,
   fetchFromGitHub,
-  pythonOlder,
   setuptools,
 }:
 
@@ -11,8 +10,6 @@ buildPythonPackage rec {
   version = "1.0.3";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "ChandlerSystems";
     repo = "dropmqttapi";
diff --git a/pkgs/development/python-modules/easyenergy/default.nix b/pkgs/development/python-modules/easyenergy/default.nix
index 16fed014475d..876a30e16942 100644
--- a/pkgs/development/python-modules/easyenergy/default.nix
+++ b/pkgs/development/python-modules/easyenergy/default.nix
@@ -9,7 +9,6 @@
   pytest-cov-stub,
   pytest-freezer,
   pytestCheckHook,
-  pythonOlder,
   syrupy,
   yarl,
 }:
@@ -19,8 +18,6 @@ buildPythonPackage rec {
   version = "2.2.0";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "klaasnicolaas";
     repo = "python-easyenergy";
diff --git a/pkgs/development/python-modules/edlib/default.nix b/pkgs/development/python-modules/edlib/default.nix
index 2a464b1565b3..dc8a167e3020 100644
--- a/pkgs/development/python-modules/edlib/default.nix
+++ b/pkgs/development/python-modules/edlib/default.nix
@@ -1,6 +1,5 @@
 {
   buildPythonPackage,
-  pythonOlder,
   edlib,
   cython,
   python,
diff --git a/pkgs/development/python-modules/eiswarnung/default.nix b/pkgs/development/python-modules/eiswarnung/default.nix
index 23bcc41fb4b5..17bd4da5b040 100644
--- a/pkgs/development/python-modules/eiswarnung/default.nix
+++ b/pkgs/development/python-modules/eiswarnung/default.nix
@@ -8,7 +8,6 @@
   pytest-asyncio,
   pytest-cov-stub,
   pytestCheckHook,
-  pythonOlder,
   pytz,
   yarl,
 }:
@@ -18,8 +17,6 @@ buildPythonPackage rec {
   version = "2.0.0";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "klaasnicolaas";
     repo = "python-eiswarnung";
diff --git a/pkgs/development/python-modules/elgato/default.nix b/pkgs/development/python-modules/elgato/default.nix
index 8d437d7d54e9..780dcf69ad57 100644
--- a/pkgs/development/python-modules/elgato/default.nix
+++ b/pkgs/development/python-modules/elgato/default.nix
@@ -10,7 +10,6 @@
   pytest-asyncio,
   pytest-cov-stub,
   pytestCheckHook,
-  pythonOlder,
   yarl,
 }:
 
@@ -19,8 +18,6 @@ buildPythonPackage rec {
   version = "5.1.2";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "frenck";
     repo = "python-elgato";
diff --git a/pkgs/development/python-modules/energyzero/default.nix b/pkgs/development/python-modules/energyzero/default.nix
index 576281b92091..94a3fe441a1b 100644
--- a/pkgs/development/python-modules/energyzero/default.nix
+++ b/pkgs/development/python-modules/energyzero/default.nix
@@ -9,7 +9,6 @@
   pytest-cov-stub,
   pytest-freezer,
   pytestCheckHook,
-  pythonOlder,
   syrupy,
   yarl,
 }:
@@ -19,8 +18,6 @@ buildPythonPackage rec {
   version = "4.0.1";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "klaasnicolaas";
     repo = "python-energyzero";
diff --git a/pkgs/development/python-modules/entry-points-txt/default.nix b/pkgs/development/python-modules/entry-points-txt/default.nix
index 0ead5fc63ee3..f0274f997831 100644
--- a/pkgs/development/python-modules/entry-points-txt/default.nix
+++ b/pkgs/development/python-modules/entry-points-txt/default.nix
@@ -1,6 +1,5 @@
 {
   lib,
-  pythonOlder,
   pytestCheckHook,
   pytest-cov-stub,
   hatchling,
diff --git a/pkgs/development/python-modules/executing/default.nix b/pkgs/development/python-modules/executing/default.nix
index 5d1e75b7d830..b9e53f4471c5 100644
--- a/pkgs/development/python-modules/executing/default.nix
+++ b/pkgs/development/python-modules/executing/default.nix
@@ -3,7 +3,6 @@
   buildPythonPackage,
   fetchFromGitHub,
   pythonAtLeast,
-  pythonOlder,
 
   # build-system
   setuptools,
diff --git a/pkgs/development/python-modules/extension-helpers/default.nix b/pkgs/development/python-modules/extension-helpers/default.nix
index 55b0c47fdc86..c8a18ff01540 100644
--- a/pkgs/development/python-modules/extension-helpers/default.nix
+++ b/pkgs/development/python-modules/extension-helpers/default.nix
@@ -7,10 +7,8 @@
   findutils,
   pip,
   pytestCheckHook,
-  pythonOlder,
   setuptools-scm,
   setuptools,
-  tomli,
   wheel,
 }:
 
@@ -31,7 +29,7 @@ buildPythonPackage rec {
     setuptools-scm
   ];
 
-  dependencies = [ setuptools ] ++ lib.optionals (pythonOlder "3.11") [ tomli ];
+  dependencies = [ setuptools ];
 
   nativeCheckInputs = [
     build
diff --git a/pkgs/development/python-modules/fast-array-utils/default.nix b/pkgs/development/python-modules/fast-array-utils/default.nix
index 4d3815c78c26..cbdbf12883c5 100644
--- a/pkgs/development/python-modules/fast-array-utils/default.nix
+++ b/pkgs/development/python-modules/fast-array-utils/default.nix
@@ -108,7 +108,6 @@ buildPythonPackage (finalAttrs: {
       pytest-doctestplus
       pytest-xdist
     ]
-    ++ coverage.optional-dependencies.toml
     ++ self.sparse
     ++ self.testing;
     testing = [
diff --git a/pkgs/development/python-modules/findpython/default.nix b/pkgs/development/python-modules/findpython/default.nix
index 8f093abaca8c..59a7383da442 100644
--- a/pkgs/development/python-modules/findpython/default.nix
+++ b/pkgs/development/python-modules/findpython/default.nix
@@ -2,7 +2,6 @@
   lib,
   buildPythonPackage,
   fetchPypi,
-  pythonOlder,
 
   # build time
   pdm-backend,
diff --git a/pkgs/development/python-modules/flake8-bugbear/default.nix b/pkgs/development/python-modules/flake8-bugbear/default.nix
index 892b41adde05..e79c0d69677c 100644
--- a/pkgs/development/python-modules/flake8-bugbear/default.nix
+++ b/pkgs/development/python-modules/flake8-bugbear/default.nix
@@ -5,7 +5,6 @@
   attrs,
   flake8,
   pytestCheckHook,
-  pythonOlder,
   hypothesis,
   hypothesmith,
   setuptools,
diff --git a/pkgs/development/python-modules/flask-admin/default.nix b/pkgs/development/python-modules/flask-admin/default.nix
index d0912717ab72..0ce8626d7114 100644
--- a/pkgs/development/python-modules/flask-admin/default.nix
+++ b/pkgs/development/python-modules/flask-admin/default.nix
@@ -3,14 +3,12 @@
   fetchFromGitHub,
   flit-core,
   lib,
-  pythonOlder,
   # dependencies
   flask,
   jinja2,
   markupsafe,
   werkzeug,
   wtforms,
-  typing-extensions,
   # optional dependencies
   # sqlalchemy
   flask-sqlalchemy,
@@ -70,9 +68,6 @@ buildPythonPackage rec {
     markupsafe
     werkzeug
     wtforms
-  ]
-  ++ lib.optionals (pythonOlder "3.11") [
-    typing-extensions
   ];
 
   optional-dependencies = {
diff --git a/pkgs/development/python-modules/flit-scm/default.nix b/pkgs/development/python-modules/flit-scm/default.nix
index 60eb80034910..fa5247de6baf 100644
--- a/pkgs/development/python-modules/flit-scm/default.nix
+++ b/pkgs/development/python-modules/flit-scm/default.nix
@@ -2,10 +2,8 @@
   lib,
   buildPythonPackage,
   fetchFromGitLab,
-  pythonOlder,
   flit-core,
   setuptools-scm,
-  tomli,
 }:
 
 buildPythonPackage rec {
@@ -23,14 +21,12 @@ buildPythonPackage rec {
   nativeBuildInputs = [
     flit-core
     setuptools-scm
-  ]
-  ++ lib.optionals (pythonOlder "3.11") [ tomli ];
+  ];
 
   propagatedBuildInputs = [
     flit-core
     setuptools-scm
-  ]
-  ++ lib.optionals (pythonOlder "3.11") [ tomli ];
+  ];
 
   pythonImportsCheck = [ "flit_scm" ];
 
diff --git a/pkgs/development/python-modules/forecast-solar/default.nix b/pkgs/development/python-modules/forecast-solar/default.nix
index 3c45f13453c3..4965722508e0 100644
--- a/pkgs/development/python-modules/forecast-solar/default.nix
+++ b/pkgs/development/python-modules/forecast-solar/default.nix
@@ -2,7 +2,6 @@
   lib,
   buildPythonPackage,
   fetchFromGitHub,
-  pythonOlder,
   aiodns,
   aiohttp,
   aresponses,
@@ -20,8 +19,6 @@ buildPythonPackage rec {
   version = "4.2.0";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "home-assistant-libs";
     repo = "forecast_solar";
diff --git a/pkgs/development/python-modules/fyta-cli/default.nix b/pkgs/development/python-modules/fyta-cli/default.nix
index d2212c275a26..4c2d82655349 100644
--- a/pkgs/development/python-modules/fyta-cli/default.nix
+++ b/pkgs/development/python-modules/fyta-cli/default.nix
@@ -8,7 +8,6 @@
   mashumaro,
   pytest-asyncio,
   pytestCheckHook,
-  pythonOlder,
   syrupy,
 }:
 
@@ -17,8 +16,6 @@ buildPythonPackage rec {
   version = "0.7.2";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "dontinelli";
     repo = "fyta_cli";
diff --git a/pkgs/development/python-modules/genie-partner-sdk/default.nix b/pkgs/development/python-modules/genie-partner-sdk/default.nix
index 6d5eb32c95e8..6596ca006a4c 100644
--- a/pkgs/development/python-modules/genie-partner-sdk/default.nix
+++ b/pkgs/development/python-modules/genie-partner-sdk/default.nix
@@ -1,7 +1,6 @@
 {
   lib,
   buildPythonPackage,
-  pythonOlder,
   hatchling,
   aiohttp,
   fetchPypi,
@@ -12,8 +11,6 @@ buildPythonPackage rec {
   version = "1.0.11";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchPypi {
     inherit version;
     pname = "genie_partner_sdk";
diff --git a/pkgs/development/python-modules/glances-api/default.nix b/pkgs/development/python-modules/glances-api/default.nix
index 8d4964880105..f63a3b036fe3 100644
--- a/pkgs/development/python-modules/glances-api/default.nix
+++ b/pkgs/development/python-modules/glances-api/default.nix
@@ -7,7 +7,6 @@
   pytest-asyncio,
   pytest-httpx,
   pytestCheckHook,
-  pythonOlder,
 }:
 
 buildPythonPackage rec {
@@ -15,8 +14,6 @@ buildPythonPackage rec {
   version = "0.9.0";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "home-assistant-ecosystem";
     repo = "python-glances-api";
diff --git a/pkgs/development/python-modules/glom/default.nix b/pkgs/development/python-modules/glom/default.nix
index 587dd553f853..3f0012ed0a52 100644
--- a/pkgs/development/python-modules/glom/default.nix
+++ b/pkgs/development/python-modules/glom/default.nix
@@ -7,10 +7,8 @@
   fetchPypi,
   pytestCheckHook,
   pythonAtLeast,
-  pythonOlder,
   pyyaml,
   setuptools,
-  tomli,
 }:
 
 buildPythonPackage rec {
@@ -32,7 +30,6 @@ buildPythonPackage rec {
   ];
 
   optional-dependencies = {
-    toml = lib.optionals (pythonOlder "3.11") [ tomli ];
     yaml = [ pyyaml ];
   };
 
diff --git a/pkgs/development/python-modules/google-api-core/default.nix b/pkgs/development/python-modules/google-api-core/default.nix
index 7cb99ac62011..b67721431018 100644
--- a/pkgs/development/python-modules/google-api-core/default.nix
+++ b/pkgs/development/python-modules/google-api-core/default.nix
@@ -12,7 +12,6 @@
   protobuf,
   pytest-asyncio,
   pytestCheckHook,
-  pythonOlder,
   requests,
   setuptools,
 }:
diff --git a/pkgs/development/python-modules/google-cloud-storage/default.nix b/pkgs/development/python-modules/google-cloud-storage/default.nix
index 521c9769bc7d..d6c158e67dd9 100644
--- a/pkgs/development/python-modules/google-cloud-storage/default.nix
+++ b/pkgs/development/python-modules/google-cloud-storage/default.nix
@@ -12,7 +12,6 @@
   protobuf,
   pytestCheckHook,
   pytest-asyncio,
-  pythonOlder,
   requests,
   setuptools,
 }:
diff --git a/pkgs/development/python-modules/gotailwind/default.nix b/pkgs/development/python-modules/gotailwind/default.nix
index ce90484d09bc..2b26bb0995a6 100644
--- a/pkgs/development/python-modules/gotailwind/default.nix
+++ b/pkgs/development/python-modules/gotailwind/default.nix
@@ -12,7 +12,6 @@
   pytest-asyncio,
   pytest-cov-stub,
   pytestCheckHook,
-  pythonOlder,
   syrupy,
   typer,
   yarl,
@@ -24,8 +23,6 @@ buildPythonPackage rec {
   version = "0.3.0";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "frenck";
     repo = "python-gotailwind";
diff --git a/pkgs/development/python-modules/gotenberg-client/default.nix b/pkgs/development/python-modules/gotenberg-client/default.nix
index 197c9246b085..1570fd1e254a 100644
--- a/pkgs/development/python-modules/gotenberg-client/default.nix
+++ b/pkgs/development/python-modules/gotenberg-client/default.nix
@@ -2,10 +2,8 @@
   lib,
   buildPythonPackage,
   fetchFromGitHub,
-  pythonOlder,
   hatchling,
   httpx,
-  typing-extensions,
 }:
 buildPythonPackage rec {
   pname = "gotenberg-client";
@@ -24,7 +22,6 @@ buildPythonPackage rec {
   dependencies = [
     httpx
   ]
-  ++ lib.optionals (pythonOlder "3.11") [ typing-extensions ]
   ++ httpx.optional-dependencies.http2;
 
   # requires running gotenberg service
diff --git a/pkgs/development/python-modules/gremlinpython/default.nix b/pkgs/development/python-modules/gremlinpython/default.nix
index 370b702f14de..4464edfac965 100644
--- a/pkgs/development/python-modules/gremlinpython/default.nix
+++ b/pkgs/development/python-modules/gremlinpython/default.nix
@@ -8,7 +8,6 @@
   isodate,
   nest-asyncio,
   pytestCheckHook,
-  pythonOlder,
   mock,
   pyhamcrest,
   pyyaml,
diff --git a/pkgs/development/python-modules/gridnet/default.nix b/pkgs/development/python-modules/gridnet/default.nix
index b53d9a7ba67d..6a784b868760 100644
--- a/pkgs/development/python-modules/gridnet/default.nix
+++ b/pkgs/development/python-modules/gridnet/default.nix
@@ -8,7 +8,6 @@
   pytest-asyncio,
   pytest-cov-stub,
   pytestCheckHook,
-  pythonOlder,
   yarl,
 }:
 
@@ -17,8 +16,6 @@ buildPythonPackage rec {
   version = "5.0.1";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "klaasnicolaas";
     repo = "python-gridnet";
diff --git a/pkgs/development/python-modules/h5netcdf/default.nix b/pkgs/development/python-modules/h5netcdf/default.nix
index 733cabe24d75..debef02bde26 100644
--- a/pkgs/development/python-modules/h5netcdf/default.nix
+++ b/pkgs/development/python-modules/h5netcdf/default.nix
@@ -5,7 +5,6 @@
   h5py,
   pytestCheckHook,
   netcdf4,
-  pythonOlder,
   setuptools,
   setuptools-scm,
 }:
diff --git a/pkgs/development/python-modules/ha-ffmpeg/default.nix b/pkgs/development/python-modules/ha-ffmpeg/default.nix
index 80ab9e8bf0ae..45a25ac23b29 100644
--- a/pkgs/development/python-modules/ha-ffmpeg/default.nix
+++ b/pkgs/development/python-modules/ha-ffmpeg/default.nix
@@ -2,8 +2,6 @@
   lib,
   buildPythonPackage,
   fetchFromGitHub,
-  pythonOlder,
-  async-timeout,
   setuptools,
 }:
 
@@ -25,10 +23,6 @@ buildPythonPackage rec {
     "async_timeout"
   ];
 
-  dependencies = lib.optionals (pythonOlder "3.11") [
-    async-timeout
-  ];
-
   # only manual tests
   doCheck = false;
 
diff --git a/pkgs/development/python-modules/habluetooth/default.nix b/pkgs/development/python-modules/habluetooth/default.nix
index 5cbd2f92221c..ada4eec695c2 100644
--- a/pkgs/development/python-modules/habluetooth/default.nix
+++ b/pkgs/development/python-modules/habluetooth/default.nix
@@ -15,7 +15,6 @@
   pytest-codspeed,
   pytest-cov-stub,
   pytestCheckHook,
-  pythonOlder,
   setuptools,
 }:
 
@@ -24,8 +23,6 @@ buildPythonPackage rec {
   version = "5.8.0";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "Bluetooth-Devices";
     repo = "habluetooth";
diff --git a/pkgs/development/python-modules/hacking/default.nix b/pkgs/development/python-modules/hacking/default.nix
index cbc65e8b9a47..770856ea976c 100644
--- a/pkgs/development/python-modules/hacking/default.nix
+++ b/pkgs/development/python-modules/hacking/default.nix
@@ -5,7 +5,6 @@
   fetchPypi,
   flake8,
   pbr,
-  pythonOlder,
   setuptools,
   stestr,
   testscenarios,
diff --git a/pkgs/development/python-modules/hakuin/default.nix b/pkgs/development/python-modules/hakuin/default.nix
index 4f9ba766166e..e85410908061 100644
--- a/pkgs/development/python-modules/hakuin/default.nix
+++ b/pkgs/development/python-modules/hakuin/default.nix
@@ -6,7 +6,6 @@
   hatchling,
   jinja2,
   nltk,
-  pythonOlder,
 }:
 
 buildPythonPackage rec {
@@ -14,8 +13,6 @@ buildPythonPackage rec {
   version = "0.1.10";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "pruzko";
     repo = "hakuin";
diff --git a/pkgs/development/python-modules/hap-python/default.nix b/pkgs/development/python-modules/hap-python/default.nix
index b9b23ac771e1..54e5514dc137 100644
--- a/pkgs/development/python-modules/hap-python/default.nix
+++ b/pkgs/development/python-modules/hap-python/default.nix
@@ -12,7 +12,6 @@
   pytest-timeout,
   pytestCheckHook,
   pythonAtLeast,
-  pythonOlder,
   setuptools,
   zeroconf,
 }:
diff --git a/pkgs/development/python-modules/hatch-fancy-pypi-readme/default.nix b/pkgs/development/python-modules/hatch-fancy-pypi-readme/default.nix
index b25ec89a35f9..1c9db048ceb9 100644
--- a/pkgs/development/python-modules/hatch-fancy-pypi-readme/default.nix
+++ b/pkgs/development/python-modules/hatch-fancy-pypi-readme/default.nix
@@ -3,10 +3,8 @@
   buildPythonPackage,
   fetchPypi,
   pytestCheckHook,
-  pythonOlder,
   build,
   hatchling,
-  tomli,
 }:
 
 buildPythonPackage rec {
@@ -24,8 +22,7 @@ buildPythonPackage rec {
 
   propagatedBuildInputs = [
     hatchling
-  ]
-  ++ lib.optionals (pythonOlder "3.11") [ tomli ];
+  ];
 
   nativeCheckInputs = [
     build
diff --git a/pkgs/development/python-modules/hatch-jupyter-builder/default.nix b/pkgs/development/python-modules/hatch-jupyter-builder/default.nix
index 07ca89dc15f9..89b6d0e6c9ae 100644
--- a/pkgs/development/python-modules/hatch-jupyter-builder/default.nix
+++ b/pkgs/development/python-modules/hatch-jupyter-builder/default.nix
@@ -5,9 +5,7 @@
   hatchling,
   pytest-mock,
   pytestCheckHook,
-  tomli,
   twine,
-  pythonOlder,
 }:
 
 buildPythonPackage rec {
@@ -30,8 +28,7 @@ buildPythonPackage rec {
     pytest-mock
     pytestCheckHook
     twine
-  ]
-  ++ lib.optionals (pythonOlder "3.11") [ tomli ];
+  ];
 
   disabledTests = [
     # tests pip install, which unsurprisingly fails
diff --git a/pkgs/development/python-modules/hatch-odoo/default.nix b/pkgs/development/python-modules/hatch-odoo/default.nix
index 59f08ef09335..f11adc8c8513 100644
--- a/pkgs/development/python-modules/hatch-odoo/default.nix
+++ b/pkgs/development/python-modules/hatch-odoo/default.nix
@@ -5,8 +5,6 @@
   hatchling,
   lib,
   manifestoo-core,
-  pythonOlder,
-  tomli,
 }:
 buildPythonPackage rec {
   pname = "hatch-odoo";
@@ -25,9 +23,6 @@ buildPythonPackage rec {
   propagatedBuildInputs = [
     hatchling
     manifestoo-core
-  ]
-  ++ lib.optionals (pythonOlder "3.11") [
-    tomli
   ];
 
   meta = {
diff --git a/pkgs/development/python-modules/hatchling/default.nix b/pkgs/development/python-modules/hatchling/default.nix
index d119bdf1169f..a6d6271f4df3 100644
--- a/pkgs/development/python-modules/hatchling/default.nix
+++ b/pkgs/development/python-modules/hatchling/default.nix
@@ -2,14 +2,12 @@
   lib,
   buildPythonPackage,
   fetchPypi,
-  pythonOlder,
 
   # runtime
   editables,
   packaging,
   pathspec,
   pluggy,
-  tomli,
   trove-classifiers,
 
   # tests
@@ -36,8 +34,7 @@ buildPythonPackage rec {
     pathspec
     pluggy
     trove-classifiers
-  ]
-  ++ lib.optionals (pythonOlder "3.11") [ tomli ];
+  ];
 
   pythonImportsCheck = [
     "hatchling"
diff --git a/pkgs/development/python-modules/home-assistant-bluetooth/default.nix b/pkgs/development/python-modules/home-assistant-bluetooth/default.nix
index d1ea3bd04662..e3e97d5e5e2d 100644
--- a/pkgs/development/python-modules/home-assistant-bluetooth/default.nix
+++ b/pkgs/development/python-modules/home-assistant-bluetooth/default.nix
@@ -2,7 +2,6 @@
   lib,
   buildPythonPackage,
   fetchFromGitHub,
-  pythonOlder,
 
   # build-system
   poetry-core,
@@ -22,8 +21,6 @@ buildPythonPackage rec {
   version = "2.0.0";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "home-assistant-libs";
     repo = "home-assistant-bluetooth";
diff --git a/pkgs/development/python-modules/home-assistant-chip-wheels/default.nix b/pkgs/development/python-modules/home-assistant-chip-wheels/default.nix
index d40e7f97ebc8..9fe4467205ff 100644
--- a/pkgs/development/python-modules/home-assistant-chip-wheels/default.nix
+++ b/pkgs/development/python-modules/home-assistant-chip-wheels/default.nix
@@ -44,7 +44,6 @@
   python,
   python-daemon,
   python-path,
-  pythonOlder,
   pyyaml,
   requests,
   setuptools,
diff --git a/pkgs/development/python-modules/httpx-socks/default.nix b/pkgs/development/python-modules/httpx-socks/default.nix
index 36ff4ad8ac55..0c7db7a34750 100644
--- a/pkgs/development/python-modules/httpx-socks/default.nix
+++ b/pkgs/development/python-modules/httpx-socks/default.nix
@@ -37,8 +37,7 @@ buildPythonPackage rec {
     httpx
     httpcore
     python-socks
-  ]
-  ++ python-socks.optional-dependencies.asyncio;
+  ];
 
   optional-dependencies = {
     asyncio = [ async-timeout ];
diff --git a/pkgs/development/python-modules/hy/default.nix b/pkgs/development/python-modules/hy/default.nix
index 5e994c93ca33..fc66a397da43 100644
--- a/pkgs/development/python-modules/hy/default.nix
+++ b/pkgs/development/python-modules/hy/default.nix
@@ -7,7 +7,6 @@
   hy,
   pytestCheckHook,
   python,
-  pythonOlder,
   setuptools,
   testers,
 }:
diff --git a/pkgs/development/python-modules/hypercorn/default.nix b/pkgs/development/python-modules/hypercorn/default.nix
index 36b3bc2a572e..a3867e07900b 100644
--- a/pkgs/development/python-modules/hypercorn/default.nix
+++ b/pkgs/development/python-modules/hypercorn/default.nix
@@ -2,7 +2,6 @@
   lib,
   buildPythonPackage,
   fetchFromGitHub,
-  pythonOlder,
   aioquic,
   cacert,
   h11,
@@ -23,8 +22,6 @@ buildPythonPackage rec {
   version = "0.17.3";
   pyproject = true;
 
-  disabled = pythonOlder "3.11"; # missing taskgroup dependency
-
   src = fetchFromGitHub {
     owner = "pgjones";
     repo = "Hypercorn";
diff --git a/pkgs/development/python-modules/hypothesis/default.nix b/pkgs/development/python-modules/hypothesis/default.nix
index ce6f3671a2ae..1c8850d91f0d 100644
--- a/pkgs/development/python-modules/hypothesis/default.nix
+++ b/pkgs/development/python-modules/hypothesis/default.nix
@@ -5,7 +5,6 @@
   fetchFromGitHub,
   setuptools,
   attrs,
-  exceptiongroup,
   pexpect,
   doCheck ? true,
   pytestCheckHook,
@@ -14,7 +13,6 @@
   sortedcontainers,
   stdenv,
   pythonAtLeast,
-  pythonOlder,
   sphinxHook,
   sphinx-rtd-theme,
   sphinx-hoverxref,
@@ -54,8 +52,7 @@ buildPythonPackage rec {
   dependencies = [
     attrs
     sortedcontainers
-  ]
-  ++ lib.optionals (pythonOlder "3.11") [ exceptiongroup ];
+  ];
 
   nativeCheckInputs = [
     pexpect
diff --git a/pkgs/development/python-modules/idstools/default.nix b/pkgs/development/python-modules/idstools/default.nix
index 54528caddb65..2aa3a41a3f0b 100644
--- a/pkgs/development/python-modules/idstools/default.nix
+++ b/pkgs/development/python-modules/idstools/default.nix
@@ -4,7 +4,6 @@
   fetchFromGitHub,
   pytestCheckHook,
   python-dateutil,
-  pythonOlder,
   setuptools,
   sphinx,
   sphinxcontrib-programoutput,
@@ -15,8 +14,6 @@ buildPythonPackage rec {
   version = "0.6.5";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "jasonish";
     repo = "py-idstools";
diff --git a/pkgs/development/python-modules/ifcopenshell/default.nix b/pkgs/development/python-modules/ifcopenshell/default.nix
index 084bf0db9a53..5668aed0c0da 100644
--- a/pkgs/development/python-modules/ifcopenshell/default.nix
+++ b/pkgs/development/python-modules/ifcopenshell/default.nix
@@ -3,7 +3,6 @@
   stdenv,
   testers,
   buildPythonPackage,
-  pythonOlder,
   python,
   pytestCheckHook,
   # fetchers
diff --git a/pkgs/development/python-modules/incremental/default.nix b/pkgs/development/python-modules/incremental/default.nix
index eb28003c170a..c9699aa9cca4 100644
--- a/pkgs/development/python-modules/incremental/default.nix
+++ b/pkgs/development/python-modules/incremental/default.nix
@@ -4,8 +4,6 @@
   hatchling,
   lib,
   packaging,
-  pythonOlder,
-  tomli,
   twisted,
 }:
 
@@ -24,7 +22,7 @@ let
 
     build-system = [ hatchling ];
 
-    dependencies = [ packaging ] ++ lib.optionals (pythonOlder "3.11") [ tomli ];
+    dependencies = [ packaging ];
 
     # escape infinite recursion with twisted
     doCheck = false;
diff --git a/pkgs/development/python-modules/inequality/default.nix b/pkgs/development/python-modules/inequality/default.nix
index 80fc679f5b6a..8f09bdeebe40 100644
--- a/pkgs/development/python-modules/inequality/default.nix
+++ b/pkgs/development/python-modules/inequality/default.nix
@@ -3,7 +3,6 @@
   buildPythonPackage,
   fetchFromGitHub,
   pytestCheckHook,
-  pythonOlder,
 
   libpysal,
   mapclassify,
@@ -18,7 +17,6 @@ buildPythonPackage rec {
   pname = "inequality";
   version = "1.1.2";
   pyproject = true;
-  disabled = pythonOlder "3.11";
 
   src = fetchFromGitHub {
     owner = "pysal";
diff --git a/pkgs/development/python-modules/inline-snapshot/default.nix b/pkgs/development/python-modules/inline-snapshot/default.nix
index 24b9e580be6f..ab00215125f0 100644
--- a/pkgs/development/python-modules/inline-snapshot/default.nix
+++ b/pkgs/development/python-modules/inline-snapshot/default.nix
@@ -16,7 +16,6 @@
   pytest-subtests,
   pytest-xdist,
   pytestCheckHook,
-  pythonOlder,
   rich,
   time-machine,
   toml,
@@ -41,9 +40,6 @@ buildPythonPackage rec {
     executing
     rich
     toml
-  ]
-  ++ lib.optionals (pythonOlder "3.11") [
-    toml
   ];
 
   nativeCheckInputs = [
diff --git a/pkgs/development/python-modules/instructor/default.nix b/pkgs/development/python-modules/instructor/default.nix
index 1ceff8bee53e..9cb8219ab095 100644
--- a/pkgs/development/python-modules/instructor/default.nix
+++ b/pkgs/development/python-modules/instructor/default.nix
@@ -2,7 +2,6 @@
   lib,
   buildPythonPackage,
   fetchFromGitHub,
-  pythonOlder,
 
   # build-system
   hatchling,
diff --git a/pkgs/development/python-modules/intensity-normalization/default.nix b/pkgs/development/python-modules/intensity-normalization/default.nix
index 686d27bfe575..dcc802fd5051 100644
--- a/pkgs/development/python-modules/intensity-normalization/default.nix
+++ b/pkgs/development/python-modules/intensity-normalization/default.nix
@@ -2,7 +2,6 @@
   lib,
   buildPythonPackage,
   fetchPypi,
-  pythonOlder,
   pytestCheckHook,
   pytest-cov-stub,
   hatchling,
@@ -17,8 +16,6 @@ buildPythonPackage rec {
   version = "3.0.1";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchPypi {
     pname = "intensity_normalization";
     inherit version;
diff --git a/pkgs/development/python-modules/ipdb/default.nix b/pkgs/development/python-modules/ipdb/default.nix
index af764033e1d5..aa920e42c15d 100644
--- a/pkgs/development/python-modules/ipdb/default.nix
+++ b/pkgs/development/python-modules/ipdb/default.nix
@@ -3,12 +3,9 @@
   buildPythonPackage,
   fetchPypi,
   pythonAtLeast,
-  pythonOlder,
   decorator,
   ipython,
   isPyPy,
-  exceptiongroup,
-  tomli,
   setuptools,
   pytestCheckHook,
   pytest-timeout,
@@ -31,10 +28,6 @@ buildPythonPackage rec {
   propagatedBuildInputs = [
     ipython
     decorator
-  ]
-  ++ lib.optionals (pythonOlder "3.11") [
-    exceptiongroup
-    tomli
   ];
 
   nativeCheckInputs = [ pytestCheckHook ];
diff --git a/pkgs/development/python-modules/itemadapter/default.nix b/pkgs/development/python-modules/itemadapter/default.nix
index 5c0b0b888985..c1268553e0f9 100644
--- a/pkgs/development/python-modules/itemadapter/default.nix
+++ b/pkgs/development/python-modules/itemadapter/default.nix
@@ -5,7 +5,6 @@
   fetchPypi,
   hatchling,
   pydantic,
-  pythonOlder,
   scrapy,
 }:
 
diff --git a/pkgs/development/python-modules/jeepney/default.nix b/pkgs/development/python-modules/jeepney/default.nix
index b66d5e8d7abf..31d38872be86 100644
--- a/pkgs/development/python-modules/jeepney/default.nix
+++ b/pkgs/development/python-modules/jeepney/default.nix
@@ -3,9 +3,7 @@
   stdenv,
   buildPythonPackage,
   fetchFromGitLab,
-  pythonOlder,
   flit-core,
-  async-timeout,
   dbus,
   pytest,
   pytest-trio,
@@ -35,9 +33,6 @@ buildPythonPackage rec {
     pytest-asyncio
     testpath
     trio
-  ]
-  ++ lib.optionals (pythonOlder "3.11") [
-    async-timeout
   ];
 
   checkPhase = ''
diff --git a/pkgs/development/python-modules/jellyfish/default.nix b/pkgs/development/python-modules/jellyfish/default.nix
index e442e9d87f9d..44e5a50d1bd1 100644
--- a/pkgs/development/python-modules/jellyfish/default.nix
+++ b/pkgs/development/python-modules/jellyfish/default.nix
@@ -4,7 +4,6 @@
   cargo,
   fetchFromGitHub,
   pytestCheckHook,
-  pythonOlder,
   rustc,
   rustPlatform,
   unicodecsv,
@@ -15,8 +14,6 @@ buildPythonPackage rec {
   version = "1.2.1";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "jamesturk";
     repo = "jellyfish";
diff --git a/pkgs/development/python-modules/jsonconversion/default.nix b/pkgs/development/python-modules/jsonconversion/default.nix
index 31187551459b..be1040d97b23 100644
--- a/pkgs/development/python-modules/jsonconversion/default.nix
+++ b/pkgs/development/python-modules/jsonconversion/default.nix
@@ -6,7 +6,6 @@
   pdm-backend,
   pytestCheckHook,
   pythonAtLeast,
-  pythonOlder,
   setuptools,
 }:
 
@@ -15,8 +14,6 @@ buildPythonPackage rec {
   version = "1.2.1";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "DLR-RM";
     repo = "python-jsonconversion";
diff --git a/pkgs/development/python-modules/jupyterlab/default.nix b/pkgs/development/python-modules/jupyterlab/default.nix
index f97b5c86cd1d..5a4c9bbfb203 100644
--- a/pkgs/development/python-modules/jupyterlab/default.nix
+++ b/pkgs/development/python-modules/jupyterlab/default.nix
@@ -17,10 +17,8 @@
   notebook-shim,
   packaging,
   setuptools,
-  tomli,
   tornado,
   traitlets,
-  pythonOlder,
 }:
 
 buildPythonPackage rec {
@@ -73,8 +71,7 @@ buildPythonPackage rec {
     setuptools
     tornado
     traitlets
-  ]
-  ++ lib.optionals (pythonOlder "3.11") [ tomli ];
+  ];
 
   makeWrapperArgs = [
     "--set"
diff --git a/pkgs/development/python-modules/jupytext/default.nix b/pkgs/development/python-modules/jupytext/default.nix
index c886b68a480a..0d21d83fff6c 100644
--- a/pkgs/development/python-modules/jupytext/default.nix
+++ b/pkgs/development/python-modules/jupytext/default.nix
@@ -17,8 +17,6 @@
   nbformat,
   packaging,
   pyyaml,
-  pythonOlder,
-  tomli,
 
   # tests
   addBinToPathHook,
@@ -85,8 +83,7 @@ buildPythonPackage rec {
     nbformat
     packaging
     pyyaml
-  ]
-  ++ lib.optionals (pythonOlder "3.11") [ tomli ];
+  ];
 
   nativeCheckInputs = [
     addBinToPathHook
diff --git a/pkgs/development/python-modules/keba-kecontact/default.nix b/pkgs/development/python-modules/keba-kecontact/default.nix
index 94e1c74fdf2d..d6ffd64a2194 100644
--- a/pkgs/development/python-modules/keba-kecontact/default.nix
+++ b/pkgs/development/python-modules/keba-kecontact/default.nix
@@ -6,7 +6,6 @@
   hatchling,
   ifaddr,
   pytestCheckHook,
-  pythonOlder,
 }:
 
 buildPythonPackage rec {
@@ -14,8 +13,6 @@ buildPythonPackage rec {
   version = "4.3.0";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "dannerph";
     repo = "keba-kecontact";
diff --git a/pkgs/development/python-modules/knocki/default.nix b/pkgs/development/python-modules/knocki/default.nix
index 4ed68700afc5..6073ba2b48c4 100644
--- a/pkgs/development/python-modules/knocki/default.nix
+++ b/pkgs/development/python-modules/knocki/default.nix
@@ -7,7 +7,6 @@
   mashumaro,
   orjson,
   poetry-core,
-  pythonOlder,
   pytestCheckHook,
   pytest-aiohttp,
   pytest-cov-stub,
@@ -20,8 +19,6 @@ buildPythonPackage rec {
   version = "0.4.2";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "swan-solutions";
     repo = "knocki-homeassistant";
diff --git a/pkgs/development/python-modules/lacuscore/default.nix b/pkgs/development/python-modules/lacuscore/default.nix
index 1ed8f6bb91cf..fd787acd71cb 100644
--- a/pkgs/development/python-modules/lacuscore/default.nix
+++ b/pkgs/development/python-modules/lacuscore/default.nix
@@ -1,6 +1,5 @@
 {
   lib,
-  async-timeout,
   buildPythonPackage,
   defang,
   dnspython,
@@ -9,7 +8,6 @@
   playwrightcapture,
   poetry-core,
   pydantic,
-  pythonOlder,
   redis,
   requests,
   ua-parser,
@@ -49,8 +47,7 @@ buildPythonPackage rec {
   ]
   ++ playwrightcapture.optional-dependencies.recaptcha
   ++ redis.optional-dependencies.hiredis
-  ++ ua-parser.optional-dependencies.regex
-  ++ lib.optionals (pythonOlder "3.11") [ async-timeout ];
+  ++ ua-parser.optional-dependencies.regex;
 
   # Module has no tests
   doCheck = false;
diff --git a/pkgs/development/python-modules/leaone-ble/default.nix b/pkgs/development/python-modules/leaone-ble/default.nix
index dbd505950bcc..3be90e6502fa 100644
--- a/pkgs/development/python-modules/leaone-ble/default.nix
+++ b/pkgs/development/python-modules/leaone-ble/default.nix
@@ -8,7 +8,6 @@
   poetry-core,
   pytest-cov-stub,
   pytestCheckHook,
-  pythonOlder,
   sensor-state-data,
 }:
 
@@ -17,8 +16,6 @@ buildPythonPackage rec {
   version = "1.0.0";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "bluetooth-devices";
     repo = "leaone-ble";
diff --git a/pkgs/development/python-modules/led-ble/default.nix b/pkgs/development/python-modules/led-ble/default.nix
index ef0d4d160303..bac9dc029567 100644
--- a/pkgs/development/python-modules/led-ble/default.nix
+++ b/pkgs/development/python-modules/led-ble/default.nix
@@ -8,7 +8,6 @@
   poetry-core,
   pytest-cov-stub,
   pytestCheckHook,
-  pythonOlder,
 }:
 
 buildPythonPackage rec {
@@ -16,8 +15,6 @@ buildPythonPackage rec {
   version = "1.1.7";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "Bluetooth-Devices";
     repo = "led-ble";
diff --git a/pkgs/development/python-modules/libsavitar/default.nix b/pkgs/development/python-modules/libsavitar/default.nix
index 671198862028..027ee4cae84e 100644
--- a/pkgs/development/python-modules/libsavitar/default.nix
+++ b/pkgs/development/python-modules/libsavitar/default.nix
@@ -2,7 +2,6 @@
   lib,
   buildPythonPackage,
   python,
-  pythonOlder,
   fetchFromGitHub,
   cmake,
   sip4,
diff --git a/pkgs/development/python-modules/lifelines/default.nix b/pkgs/development/python-modules/lifelines/default.nix
index f7c2cc852471..26b13d4b2ee4 100644
--- a/pkgs/development/python-modules/lifelines/default.nix
+++ b/pkgs/development/python-modules/lifelines/default.nix
@@ -13,7 +13,6 @@
   pandas,
   psutil,
   pytestCheckHook,
-  pythonOlder,
   scikit-learn,
   scipy,
   setuptools,
diff --git a/pkgs/development/python-modules/lomond/default.nix b/pkgs/development/python-modules/lomond/default.nix
index c5468e91a754..f5be74561e70 100644
--- a/pkgs/development/python-modules/lomond/default.nix
+++ b/pkgs/development/python-modules/lomond/default.nix
@@ -3,7 +3,6 @@
   fetchFromGitHub,
   lib,
   pythonAtLeast,
-  pythonOlder,
 
   # runtime
   six,
diff --git a/pkgs/development/python-modules/macholib/default.nix b/pkgs/development/python-modules/macholib/default.nix
index 7efe8a3d717a..4f19dfdc8e3a 100644
--- a/pkgs/development/python-modules/macholib/default.nix
+++ b/pkgs/development/python-modules/macholib/default.nix
@@ -3,11 +3,9 @@
   stdenv,
   buildPythonPackage,
   fetchFromGitHub,
-  pythonOlder,
   unittestCheckHook,
   altgraph,
   setuptools,
-  typing-extensions,
   pyinstaller,
 }:
 
@@ -27,9 +25,6 @@ buildPythonPackage rec {
 
   dependencies = [
     altgraph
-  ]
-  ++ lib.optionals (pythonOlder "3.11") [
-    typing-extensions
   ];
 
   # Checks assume to find darwin specific libraries
diff --git a/pkgs/development/python-modules/marimo/default.nix b/pkgs/development/python-modules/marimo/default.nix
index 9cea49c6c646..b93886a5f17a 100644
--- a/pkgs/development/python-modules/marimo/default.nix
+++ b/pkgs/development/python-modules/marimo/default.nix
@@ -3,7 +3,6 @@
   buildPythonPackage,
   fetchpatch2,
   fetchPypi,
-  pythonOlder,
 
   # build-system
   uv-build,
@@ -24,7 +23,6 @@
   ruff,
   starlette,
   tomlkit,
-  typing-extensions,
   uvicorn,
   websockets,
 
@@ -72,8 +70,7 @@ buildPythonPackage rec {
     tomlkit
     uvicorn
     websockets
-  ]
-  ++ lib.optionals (pythonOlder "3.11") [ typing-extensions ];
+  ];
 
   pythonImportsCheck = [ "marimo" ];
 
diff --git a/pkgs/development/python-modules/marshmallow/default.nix b/pkgs/development/python-modules/marshmallow/default.nix
index 2b3d7b7deee8..e6cae12601b0 100644
--- a/pkgs/development/python-modules/marshmallow/default.nix
+++ b/pkgs/development/python-modules/marshmallow/default.nix
@@ -3,15 +3,10 @@
   stdenv,
   buildPythonPackage,
   fetchFromGitHub,
-  pythonOlder,
 
   # build-system
   flit-core,
 
-  # dependencies
-  backports-datetime-fromisoformat,
-  typing-extensions,
-
   # tests
   pytestCheckHook,
   simplejson,
@@ -31,11 +26,6 @@ buildPythonPackage rec {
 
   build-system = [ flit-core ];
 
-  dependencies = lib.optionals (pythonOlder "3.11") [
-    backports-datetime-fromisoformat
-    typing-extensions
-  ];
-
   nativeCheckInputs = [
     pytestCheckHook
     simplejson
diff --git a/pkgs/development/python-modules/mashumaro/default.nix b/pkgs/development/python-modules/mashumaro/default.nix
index fec7525ca49d..2a490f7d6e2c 100644
--- a/pkgs/development/python-modules/mashumaro/default.nix
+++ b/pkgs/development/python-modules/mashumaro/default.nix
@@ -8,10 +8,8 @@
   pendulum,
   pytest-mock,
   pytestCheckHook,
-  pythonOlder,
   pyyaml,
   setuptools,
-  tomli,
   tomli-w,
   typing-extensions,
 }:
@@ -36,7 +34,7 @@ buildPythonPackage rec {
     orjson = [ orjson ];
     msgpack = [ msgpack ];
     yaml = [ pyyaml ];
-    toml = [ tomli-w ] ++ lib.optionals (pythonOlder "3.11") [ tomli ];
+    toml = [ tomli-w ];
   };
 
   nativeCheckInputs = [
diff --git a/pkgs/development/python-modules/meson-python/default.nix b/pkgs/development/python-modules/meson-python/default.nix
index 96c7b369004c..261d58b12e41 100644
--- a/pkgs/development/python-modules/meson-python/default.nix
+++ b/pkgs/development/python-modules/meson-python/default.nix
@@ -4,13 +4,11 @@
   buildPythonPackage,
   fetchPypi,
   fetchpatch,
-  pythonOlder,
 
   # build-system, dependencies
   meson,
   ninja,
   pyproject-metadata,
-  tomli,
 
   # tests
   cython,
@@ -42,15 +40,13 @@ buildPythonPackage rec {
     meson
     ninja
     pyproject-metadata
-  ]
-  ++ lib.optionals (pythonOlder "3.11") [ tomli ];
+  ];
 
   dependencies = [
     meson
     ninja
     pyproject-metadata
-  ]
-  ++ lib.optionals (pythonOlder "3.11") [ tomli ];
+  ];
 
   nativeCheckInputs = [
     cython
diff --git a/pkgs/development/python-modules/meteoswiss-async/default.nix b/pkgs/development/python-modules/meteoswiss-async/default.nix
index f52736c52568..da875e91208f 100644
--- a/pkgs/development/python-modules/meteoswiss-async/default.nix
+++ b/pkgs/development/python-modules/meteoswiss-async/default.nix
@@ -8,7 +8,6 @@
   pytest-cov-stub,
   pytest-mock,
   pytestCheckHook,
-  pythonOlder,
   setuptools,
 }:
 
@@ -17,8 +16,6 @@ buildPythonPackage rec {
   version = "0.1.1";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "albertomontesg";
     repo = "meteoswiss-async";
diff --git a/pkgs/development/python-modules/misaki/default.nix b/pkgs/development/python-modules/misaki/default.nix
index d4a65f30e26b..4a11832b131a 100644
--- a/pkgs/development/python-modules/misaki/default.nix
+++ b/pkgs/development/python-modules/misaki/default.nix
@@ -16,7 +16,6 @@
   phonemizer,
   pip,
   pypinyin,
-  pythonOlder,
   regex,
   replaceVars,
   spacy-curated-transformers,
diff --git a/pkgs/development/python-modules/mistune/default.nix b/pkgs/development/python-modules/mistune/default.nix
index a1e6e5940b55..724fe7fbbbd0 100644
--- a/pkgs/development/python-modules/mistune/default.nix
+++ b/pkgs/development/python-modules/mistune/default.nix
@@ -3,9 +3,7 @@
   buildPythonPackage,
   fetchFromGitHub,
   pytestCheckHook,
-  pythonOlder,
   setuptools,
-  typing-extensions,
 }:
 
 buildPythonPackage rec {
@@ -20,10 +18,6 @@ buildPythonPackage rec {
     hash = "sha256-mCqOcLrgLtUL1le82Y+QVqqXGq+n0ZY76hqtyJsCKhE=";
   };
 
-  dependencies = lib.optionals (pythonOlder "3.11") [
-    typing-extensions
-  ];
-
   build-system = [ setuptools ];
 
   nativeCheckInputs = [ pytestCheckHook ];
diff --git a/pkgs/development/python-modules/mkdocs-awesome-nav/default.nix b/pkgs/development/python-modules/mkdocs-awesome-nav/default.nix
index cfb577a75aa2..9745d865e24a 100644
--- a/pkgs/development/python-modules/mkdocs-awesome-nav/default.nix
+++ b/pkgs/development/python-modules/mkdocs-awesome-nav/default.nix
@@ -10,7 +10,6 @@
   natsort,
   pydantic,
   pytestCheckHook,
-  pythonOlder,
   wcmatch,
 
 }:
diff --git a/pkgs/development/python-modules/momepy/default.nix b/pkgs/development/python-modules/momepy/default.nix
index 40e17a6ef446..6ff60ac39ab8 100644
--- a/pkgs/development/python-modules/momepy/default.nix
+++ b/pkgs/development/python-modules/momepy/default.nix
@@ -3,7 +3,6 @@
   buildPythonPackage,
   fetchFromGitHub,
   pytestCheckHook,
-  pythonOlder,
 
   geopandas,
   inequality,
@@ -21,7 +20,6 @@ buildPythonPackage rec {
   pname = "momepy";
   version = "0.10.0";
   pyproject = true;
-  disabled = pythonOlder "3.11";
 
   src = fetchFromGitHub {
     owner = "pysal";
diff --git a/pkgs/development/python-modules/monai-deploy/default.nix b/pkgs/development/python-modules/monai-deploy/default.nix
index f3b5d6657ae2..a32d6ae8918a 100644
--- a/pkgs/development/python-modules/monai-deploy/default.nix
+++ b/pkgs/development/python-modules/monai-deploy/default.nix
@@ -7,7 +7,6 @@
   numpy,
   pytest-lazy-fixture,
   pytestCheckHook,
-  pythonOlder,
   setuptools,
   tritonclient,
   typeguard,
diff --git a/pkgs/development/python-modules/monai/default.nix b/pkgs/development/python-modules/monai/default.nix
index 6bc4d44b9621..e13ec4ca0b37 100644
--- a/pkgs/development/python-modules/monai/default.nix
+++ b/pkgs/development/python-modules/monai/default.nix
@@ -2,7 +2,6 @@
   lib,
   buildPythonPackage,
   fetchFromGitHub,
-  pythonOlder,
   ninja,
   numpy,
   packaging,
diff --git a/pkgs/development/python-modules/msgspec/default.nix b/pkgs/development/python-modules/msgspec/default.nix
index c50e38749d6a..703260e1e041 100644
--- a/pkgs/development/python-modules/msgspec/default.nix
+++ b/pkgs/development/python-modules/msgspec/default.nix
@@ -2,7 +2,6 @@
   lib,
   buildPythonPackage,
   fetchFromGitHub,
-  pythonOlder,
   attrs,
   coverage,
   furo,
@@ -17,7 +16,6 @@
   sphinx,
   sphinx-copybutton,
   sphinx-design,
-  tomli,
   tomli-w,
 }:
 
@@ -62,10 +60,7 @@ buildPythonPackage rec {
     ]
     ++ optional-dependencies.yaml
     ++ optional-dependencies.toml;
-    toml = [
-      tomli-w
-    ]
-    ++ lib.optional (pythonOlder "3.11") tomli;
+    toml = [ tomli-w ];
     yaml = [ pyyaml ];
   };
 
diff --git a/pkgs/development/python-modules/multidict/default.nix b/pkgs/development/python-modules/multidict/default.nix
index 286c7395781e..c2e2f86000ad 100644
--- a/pkgs/development/python-modules/multidict/default.nix
+++ b/pkgs/development/python-modules/multidict/default.nix
@@ -8,9 +8,7 @@
   pytestCheckHook,
   pytest-codspeed,
   pytest-cov-stub,
-  pythonOlder,
   setuptools,
-  typing-extensions,
 }:
 
 buildPythonPackage rec {
@@ -33,10 +31,6 @@ buildPythonPackage rec {
 
   build-system = [ setuptools ];
 
-  dependencies = lib.optionals (pythonOlder "3.11") [
-    typing-extensions
-  ];
-
   env = lib.optionalAttrs stdenv.cc.isClang {
     NIX_CFLAGS_COMPILE = "-Wno-error=unused-command-line-argument";
   };
diff --git a/pkgs/development/python-modules/mypy/default.nix b/pkgs/development/python-modules/mypy/default.nix
index 6c61c08f53fb..7912af69d1a3 100644
--- a/pkgs/development/python-modules/mypy/default.nix
+++ b/pkgs/development/python-modules/mypy/default.nix
@@ -6,7 +6,6 @@
   fetchpatch,
   gitUpdater,
   pythonAtLeast,
-  pythonOlder,
   isPyPy,
 
   # build-system
@@ -73,8 +72,7 @@ buildPythonPackage rec {
     mypy-extensions
     pathspec
     typing-extensions
-  ]
-  ++ lib.optionals (pythonOlder "3.11") [ tomli ];
+  ];
 
   optional-dependencies = {
     dmypy = [ psutil ];
diff --git a/pkgs/development/python-modules/napari-npe2/default.nix b/pkgs/development/python-modules/napari-npe2/default.nix
index 00a70ad03454..47970169b677 100644
--- a/pkgs/development/python-modules/napari-npe2/default.nix
+++ b/pkgs/development/python-modules/napari-npe2/default.nix
@@ -2,7 +2,6 @@
   lib,
   buildPythonPackage,
   fetchFromGitHub,
-  pythonOlder,
 
   # build-system
   hatchling,
@@ -18,8 +17,6 @@
   rich,
   tomli-w,
   typer,
-  # python<3.11 only
-  tomli,
 
   # tests
   imagemagick,
@@ -61,9 +58,6 @@ buildPythonPackage (finalAttrs: {
     rich
     tomli-w
     typer
-  ]
-  ++ lib.optionals (pythonOlder "3.11") [
-    tomli
   ];
 
   pythonImportsCheck = [ "npe2" ];
diff --git a/pkgs/development/python-modules/neo4j/default.nix b/pkgs/development/python-modules/neo4j/default.nix
index 8817d524e4ee..804ba43b9d95 100644
--- a/pkgs/development/python-modules/neo4j/default.nix
+++ b/pkgs/development/python-modules/neo4j/default.nix
@@ -5,7 +5,6 @@
   numpy,
   pandas,
   pyarrow,
-  pythonOlder,
   pytz,
   setuptools,
 }:
diff --git a/pkgs/development/python-modules/niaarm/default.nix b/pkgs/development/python-modules/niaarm/default.nix
index 15078af0a068..541553419422 100644
--- a/pkgs/development/python-modules/niaarm/default.nix
+++ b/pkgs/development/python-modules/niaarm/default.nix
@@ -14,8 +14,6 @@
   pandas,
   plotly,
   scikit-learn,
-  pythonOlder,
-  tomli,
 
   # tests
   pytestCheckHook,
@@ -49,8 +47,7 @@ buildPythonPackage rec {
     pandas
     plotly
     scikit-learn
-  ]
-  ++ lib.optionals (pythonOlder "3.11") [ tomli ];
+  ];
 
   env = lib.optionalAttrs stdenv.hostPlatform.isDarwin {
     # Prevents 'Fatal Python error: Aborted' on darwin during checkPhase
diff --git a/pkgs/development/python-modules/nipype/default.nix b/pkgs/development/python-modules/nipype/default.nix
index 8a656cf0c78d..0552ca8896e6 100644
--- a/pkgs/development/python-modules/nipype/default.nix
+++ b/pkgs/development/python-modules/nipype/default.nix
@@ -3,7 +3,6 @@
   stdenv,
   buildPythonPackage,
   fetchPypi,
-  pythonOlder,
   # python dependencies
   click,
   python-dateutil,
diff --git a/pkgs/development/python-modules/notus-scanner/default.nix b/pkgs/development/python-modules/notus-scanner/default.nix
index b84f1d47b852..70290ed9a5ca 100644
--- a/pkgs/development/python-modules/notus-scanner/default.nix
+++ b/pkgs/development/python-modules/notus-scanner/default.nix
@@ -7,9 +7,7 @@
   psutil,
   pytestCheckHook,
   python-gnupg,
-  pythonOlder,
   sentry-sdk,
-  tomli,
 }:
 
 buildPythonPackage rec {
@@ -37,8 +35,7 @@ buildPythonPackage rec {
     psutil
     python-gnupg
     sentry-sdk
-  ]
-  ++ lib.optionals (pythonOlder "3.11") [ tomli ];
+  ];
 
   nativeCheckInputs = [ pytestCheckHook ];
 
diff --git a/pkgs/development/python-modules/nox/default.nix b/pkgs/development/python-modules/nox/default.nix
index c59f6ae26b00..706868312c06 100644
--- a/pkgs/development/python-modules/nox/default.nix
+++ b/pkgs/development/python-modules/nox/default.nix
@@ -51,9 +51,6 @@ buildPythonPackage rec {
     humanize
     packaging
     virtualenv
-  ]
-  ++ lib.optionals (pythonOlder "3.11") [
-    tomli
   ];
 
   optional-dependencies = {
diff --git a/pkgs/development/python-modules/numba/default.nix b/pkgs/development/python-modules/numba/default.nix
index 8ef25f126700..6feebfa49809 100644
--- a/pkgs/development/python-modules/numba/default.nix
+++ b/pkgs/development/python-modules/numba/default.nix
@@ -2,7 +2,6 @@
   lib,
   stdenv,
   pythonAtLeast,
-  pythonOlder,
   fetchFromGitHub,
   fetchpatch2,
   python,
diff --git a/pkgs/development/python-modules/numpy/2.nix b/pkgs/development/python-modules/numpy/2.nix
index 778bcdbc6f21..f61e0710f6c5 100644
--- a/pkgs/development/python-modules/numpy/2.nix
+++ b/pkgs/development/python-modules/numpy/2.nix
@@ -6,7 +6,6 @@
   python,
   numpy_2,
   pythonAtLeast,
-  pythonOlder,
   buildPythonPackage,
   writeTextFile,
 
@@ -64,8 +63,6 @@ buildPythonPackage rec {
   version = "2.3.5";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "numpy";
     repo = "numpy";
diff --git a/pkgs/development/python-modules/nvchecker/default.nix b/pkgs/development/python-modules/nvchecker/default.nix
index 72b85f9558f4..77f0fbf89911 100644
--- a/pkgs/development/python-modules/nvchecker/default.nix
+++ b/pkgs/development/python-modules/nvchecker/default.nix
@@ -18,7 +18,6 @@
   pythonOlder,
   setuptools,
   structlog,
-  tomli,
   tornado,
   zstandard,
 }:
@@ -49,8 +48,7 @@ buildPythonPackage rec {
     platformdirs
     tornado
     pycurl
-  ]
-  ++ lib.optionals (pythonOlder "3.11") [ tomli ];
+  ];
 
   optional-dependencies = {
     # vercmp = [ pyalpm ];
diff --git a/pkgs/development/python-modules/nvidia-dlprof-pytorch-nvtx/default.nix b/pkgs/development/python-modules/nvidia-dlprof-pytorch-nvtx/default.nix
index 72b9bdb5072e..1b3e9b93f0dd 100644
--- a/pkgs/development/python-modules/nvidia-dlprof-pytorch-nvtx/default.nix
+++ b/pkgs/development/python-modules/nvidia-dlprof-pytorch-nvtx/default.nix
@@ -2,7 +2,6 @@
   lib,
   buildPythonPackage,
   fetchurl,
-  pythonOlder,
   numpy,
   torch,
 }:
diff --git a/pkgs/development/python-modules/odp-amsterdam/default.nix b/pkgs/development/python-modules/odp-amsterdam/default.nix
index 984862d5e65a..0f43639f4f20 100644
--- a/pkgs/development/python-modules/odp-amsterdam/default.nix
+++ b/pkgs/development/python-modules/odp-amsterdam/default.nix
@@ -5,7 +5,6 @@
   buildPythonPackage,
   fetchFromGitHub,
   poetry-core,
-  pythonOlder,
   pytest-asyncio,
   pytestCheckHook,
   pytz,
@@ -17,8 +16,6 @@ buildPythonPackage rec {
   version = "6.1.2";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "klaasnicolaas";
     repo = "python-odp-amsterdam";
diff --git a/pkgs/development/python-modules/omnikinverter/default.nix b/pkgs/development/python-modules/omnikinverter/default.nix
index a2114a4ba10e..3fe0a3d9d5c3 100644
--- a/pkgs/development/python-modules/omnikinverter/default.nix
+++ b/pkgs/development/python-modules/omnikinverter/default.nix
@@ -8,7 +8,6 @@
   pytest-asyncio,
   pytest-cov-stub,
   pytestCheckHook,
-  pythonOlder,
   yarl,
 }:
 
@@ -17,8 +16,6 @@ buildPythonPackage rec {
   version = "1.0.0";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "klaasnicolaas";
     repo = "python-omnikinverter";
diff --git a/pkgs/development/python-modules/open-meteo/default.nix b/pkgs/development/python-modules/open-meteo/default.nix
index 4d4ab4b21b1d..562433ab6272 100644
--- a/pkgs/development/python-modules/open-meteo/default.nix
+++ b/pkgs/development/python-modules/open-meteo/default.nix
@@ -10,7 +10,6 @@
   pytest-asyncio,
   pytest-cov-stub,
   pytestCheckHook,
-  pythonOlder,
 }:
 
 buildPythonPackage rec {
@@ -18,8 +17,6 @@ buildPythonPackage rec {
   version = "0.4.0";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "frenck";
     repo = "python-open-meteo";
diff --git a/pkgs/development/python-modules/openwebifpy/default.nix b/pkgs/development/python-modules/openwebifpy/default.nix
index 50044a66b6a9..2aa4e74aed37 100644
--- a/pkgs/development/python-modules/openwebifpy/default.nix
+++ b/pkgs/development/python-modules/openwebifpy/default.nix
@@ -2,7 +2,6 @@
   lib,
   buildPythonPackage,
   fetchPypi,
-  pythonOlder,
 
   # build-system
   hatchling,
@@ -20,8 +19,6 @@ buildPythonPackage rec {
   version = "4.3.1";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchPypi {
     inherit pname version;
     hash = "sha256-FaynJT+bR63nIwLEwXjTjwPXZ3Q5/X+zpx0gTA3Pqo8=";
diff --git a/pkgs/development/python-modules/optype/default.nix b/pkgs/development/python-modules/optype/default.nix
index 1477f354290b..a39616345d0a 100644
--- a/pkgs/development/python-modules/optype/default.nix
+++ b/pkgs/development/python-modules/optype/default.nix
@@ -8,7 +8,6 @@
   numpy-typing-compat,
   beartype,
   pytestCheckHook,
-  pythonOlder,
 }:
 
 buildPythonPackage {
@@ -23,8 +22,6 @@ buildPythonPackage {
     hash = "sha256-52cY+u0wjhJFQDLsjND/h6cfln4rCTtcy+HqaoH/re0=";
   };
 
-  disabled = pythonOlder "3.11";
-
   build-system = [
     uv-build
   ];
diff --git a/pkgs/development/python-modules/p1monitor/default.nix b/pkgs/development/python-modules/p1monitor/default.nix
index b737908c1797..9779c0f5cb07 100644
--- a/pkgs/development/python-modules/p1monitor/default.nix
+++ b/pkgs/development/python-modules/p1monitor/default.nix
@@ -9,7 +9,6 @@
   pytest-cov-stub,
   pytestCheckHook,
   syrupy,
-  pythonOlder,
   yarl,
 }:
 
@@ -18,8 +17,6 @@ buildPythonPackage rec {
   version = "3.2.0";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "klaasnicolaas";
     repo = "python-p1monitor";
diff --git a/pkgs/development/python-modules/pandas/default.nix b/pkgs/development/python-modules/pandas/default.nix
index 1b6138529d56..23858cc70ba4 100644
--- a/pkgs/development/python-modules/pandas/default.nix
+++ b/pkgs/development/python-modules/pandas/default.nix
@@ -97,8 +97,7 @@ let
       pkg-config
       versioneer
       wheel
-    ]
-    ++ versioneer.optional-dependencies.toml;
+    ];
 
     enableParallelBuilding = true;
 
diff --git a/pkgs/development/python-modules/parsedatetime/default.nix b/pkgs/development/python-modules/parsedatetime/default.nix
index d604adcf6162..ec04a946e276 100644
--- a/pkgs/development/python-modules/parsedatetime/default.nix
+++ b/pkgs/development/python-modules/parsedatetime/default.nix
@@ -2,7 +2,6 @@
   lib,
   buildPythonPackage,
   fetchPypi,
-  pythonOlder,
   pytestCheckHook,
   setuptools,
 }:
diff --git a/pkgs/development/python-modules/pdm-build-locked/default.nix b/pkgs/development/python-modules/pdm-build-locked/default.nix
index dc7945ac7472..669d95db81af 100644
--- a/pkgs/development/python-modules/pdm-build-locked/default.nix
+++ b/pkgs/development/python-modules/pdm-build-locked/default.nix
@@ -2,9 +2,7 @@
   lib,
   buildPythonPackage,
   fetchFromGitHub,
-  pythonOlder,
   pdm-backend,
-  tomli,
   build,
   hatchling,
   pkginfo,
@@ -31,8 +29,6 @@ buildPythonPackage rec {
 
   build-system = [ pdm-backend ];
 
-  dependencies = lib.optionals (pythonOlder "3.11") [ tomli ];
-
   pythonImportsCheck = [ "pdm_build_locked" ];
 
   nativeCheckInputs = [
diff --git a/pkgs/development/python-modules/photutils/default.nix b/pkgs/development/python-modules/photutils/default.nix
index f59df6139a9e..f440f0b626c6 100644
--- a/pkgs/development/python-modules/photutils/default.nix
+++ b/pkgs/development/python-modules/photutils/default.nix
@@ -9,7 +9,6 @@
   gwcs,
   matplotlib,
   numpy,
-  pythonOlder,
   rasterio,
   scikit-image,
   scikit-learn,
@@ -26,8 +25,6 @@ buildPythonPackage rec {
   version = "2.3.0";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "astropy";
     repo = "photutils";
diff --git a/pkgs/development/python-modules/pikepdf/default.nix b/pkgs/development/python-modules/pikepdf/default.nix
index eb1817e99b9c..d2608ce2d957 100644
--- a/pkgs/development/python-modules/pikepdf/default.nix
+++ b/pkgs/development/python-modules/pikepdf/default.nix
@@ -4,7 +4,6 @@
   buildPythonPackage,
   fetchFromGitHub,
   hypothesis,
-  pythonOlder,
   jbig2dec,
   deprecated,
   lxml,
diff --git a/pkgs/development/python-modules/pip-tools/default.nix b/pkgs/development/python-modules/pip-tools/default.nix
index 73c8e6cbfb5b..d9ced756487e 100644
--- a/pkgs/development/python-modules/pip-tools/default.nix
+++ b/pkgs/development/python-modules/pip-tools/default.nix
@@ -9,10 +9,8 @@
   pyproject-hooks,
   pytest-xdist,
   pytestCheckHook,
-  pythonOlder,
   setuptools,
   setuptools-scm,
-  tomli,
   tomli-w,
   wheel,
 }:
@@ -42,8 +40,7 @@ buildPythonPackage rec {
     pyproject-hooks
     setuptools
     wheel
-  ]
-  ++ lib.optionals (pythonOlder "3.11") [ tomli ];
+  ];
 
   __darwinAllowLocalNetworking = true;
 
diff --git a/pkgs/development/python-modules/pipx/default.nix b/pkgs/development/python-modules/pipx/default.nix
index c67167f8f2ba..e9466f46a184 100644
--- a/pkgs/development/python-modules/pipx/default.nix
+++ b/pkgs/development/python-modules/pipx/default.nix
@@ -9,8 +9,6 @@
   packaging,
   platformdirs,
   pytestCheckHook,
-  pythonOlder,
-  tomli,
   userpath,
   git,
 }:
@@ -37,8 +35,7 @@ buildPythonPackage rec {
     packaging
     platformdirs
     userpath
-  ]
-  ++ lib.optionals (pythonOlder "3.11") [ tomli ];
+  ];
 
   nativeBuildInputs = [
     installShellFiles
diff --git a/pkgs/development/python-modules/pixel-font-builder/default.nix b/pkgs/development/python-modules/pixel-font-builder/default.nix
index c7035184bb96..fdbd963b4080 100644
--- a/pkgs/development/python-modules/pixel-font-builder/default.nix
+++ b/pkgs/development/python-modules/pixel-font-builder/default.nix
@@ -2,7 +2,6 @@
   lib,
   buildPythonPackage,
   fetchPypi,
-  pythonOlder,
   pytestCheckHook,
   nix-update-script,
   hatchling,
@@ -18,8 +17,6 @@ buildPythonPackage rec {
   version = "0.0.39";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchPypi {
     pname = "pixel_font_builder";
     inherit version;
diff --git a/pkgs/development/python-modules/pkg-about/default.nix b/pkgs/development/python-modules/pkg-about/default.nix
index e6eb6e04bb7a..7bedbd047309 100644
--- a/pkgs/development/python-modules/pkg-about/default.nix
+++ b/pkgs/development/python-modules/pkg-about/default.nix
@@ -3,7 +3,6 @@
   buildPythonPackage,
   docutils,
   fetchPypi,
-  pythonOlder,
   importlib-metadata,
   importlib-resources,
   setuptools,
@@ -16,8 +15,6 @@ buildPythonPackage rec {
   version = "2.0.1";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchPypi {
     pname = "pkg_about";
     inherit version;
diff --git a/pkgs/development/python-modules/platformdirs/default.nix b/pkgs/development/python-modules/platformdirs/default.nix
index 6ea5d6b7361e..bc07d4c4948d 100644
--- a/pkgs/development/python-modules/platformdirs/default.nix
+++ b/pkgs/development/python-modules/platformdirs/default.nix
@@ -7,7 +7,6 @@
   hatchling,
   pytest-mock,
   pytestCheckHook,
-  pythonOlder,
 }:
 
 buildPythonPackage rec {
diff --git a/pkgs/development/python-modules/podman/default.nix b/pkgs/development/python-modules/podman/default.nix
index 7dcd0c97c734..ab013cd8caee 100644
--- a/pkgs/development/python-modules/podman/default.nix
+++ b/pkgs/development/python-modules/podman/default.nix
@@ -4,7 +4,6 @@
   fetchFromGitHub,
   fixtures,
   pytestCheckHook,
-  pythonOlder,
   requests,
   requests-mock,
   rich,
diff --git a/pkgs/development/python-modules/pre-commit-hooks/default.nix b/pkgs/development/python-modules/pre-commit-hooks/default.nix
index a846223148d0..aa4d247b2922 100644
--- a/pkgs/development/python-modules/pre-commit-hooks/default.nix
+++ b/pkgs/development/python-modules/pre-commit-hooks/default.nix
@@ -5,10 +5,8 @@
   fetchFromGitHub,
   gitMinimal,
   pytestCheckHook,
-  pythonOlder,
   ruamel-yaml,
   setuptools,
-  tomli,
 }:
 
 buildPythonPackage rec {
@@ -25,7 +23,7 @@ buildPythonPackage rec {
 
   build-system = [ setuptools ];
 
-  dependencies = [ ruamel-yaml ] ++ lib.optionals (pythonOlder "3.11") [ tomli ];
+  dependencies = [ ruamel-yaml ];
 
   nativeCheckInputs = [
     gitMinimal
diff --git a/pkgs/development/python-modules/prisma/default.nix b/pkgs/development/python-modules/prisma/default.nix
index 15ba349a04ed..8cbe2e3afffd 100644
--- a/pkgs/development/python-modules/prisma/default.nix
+++ b/pkgs/development/python-modules/prisma/default.nix
@@ -8,9 +8,7 @@
   nodeenv,
   pydantic,
   python-dotenv,
-  pythonOlder,
   setuptools,
-  strenum,
   tomlkit,
   typing-extensions,
 }:
@@ -38,8 +36,7 @@ buildPythonPackage rec {
     python-dotenv
     tomlkit
     typing-extensions
-  ]
-  ++ lib.optionals (pythonOlder "3.11") [ strenum ];
+  ];
 
   # Building the client requires network access
   doCheck = false;
diff --git a/pkgs/development/python-modules/propcache/default.nix b/pkgs/development/python-modules/propcache/default.nix
index 6402596f8333..d7d7db06793c 100644
--- a/pkgs/development/python-modules/propcache/default.nix
+++ b/pkgs/development/python-modules/propcache/default.nix
@@ -8,9 +8,7 @@
   pytest-cov-stub,
   pytest-xdist,
   pytestCheckHook,
-  pythonOlder,
   setuptools,
-  tomli,
 }:
 
 buildPythonPackage rec {
@@ -18,8 +16,6 @@ buildPythonPackage rec {
   version = "0.4.1";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "aio-libs";
     repo = "propcache";
@@ -36,9 +32,6 @@ buildPythonPackage rec {
     cython
     expandvars
     setuptools
-  ]
-  ++ lib.optionals (pythonOlder "3.11") [
-    tomli
   ];
 
   nativeCheckInputs = [
diff --git a/pkgs/development/python-modules/psycopg/default.nix b/pkgs/development/python-modules/psycopg/default.nix
index 91b8f29d7e92..f877a8cd4e67 100644
--- a/pkgs/development/python-modules/psycopg/default.nix
+++ b/pkgs/development/python-modules/psycopg/default.nix
@@ -4,7 +4,6 @@
   buildPythonPackage,
   fetchFromGitHub,
   fetchurl,
-  pythonOlder,
   replaceVars,
 
   # build
@@ -16,7 +15,6 @@
 
   # psycopg-c
   cython,
-  tomli,
 
   # docs
   furo,
@@ -76,9 +74,6 @@ let
     build-system = [
       cython
       setuptools
-    ]
-    ++ lib.optional (pythonOlder "3.11") [
-      tomli
     ];
 
     nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/pueblo/default.nix b/pkgs/development/python-modules/pueblo/default.nix
index 6f5c97680fe4..202976b7d992 100644
--- a/pkgs/development/python-modules/pueblo/default.nix
+++ b/pkgs/development/python-modules/pueblo/default.nix
@@ -1,7 +1,6 @@
 {
   lib,
   buildPythonPackage,
-  pythonOlder,
   fetchPypi,
   setuptools,
   versioningit,
@@ -15,8 +14,6 @@ buildPythonPackage rec {
   version = "0.0.15";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   # This tarball doesn't include tests unfortunately, and the GitHub tarball
   # could have been an alternative, but versioningit fails to detect the
   # version of it correctly, even with setuptools-scm and
diff --git a/pkgs/development/python-modules/pvo/default.nix b/pkgs/development/python-modules/pvo/default.nix
index c8927b9b19b3..62b3a7d5eab4 100644
--- a/pkgs/development/python-modules/pvo/default.nix
+++ b/pkgs/development/python-modules/pvo/default.nix
@@ -9,7 +9,6 @@
   pytest-asyncio,
   pytest-cov-stub,
   pytestCheckHook,
-  pythonOlder,
   syrupy,
   yarl,
 }:
@@ -19,8 +18,6 @@ buildPythonPackage rec {
   version = "2.2.1";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "frenck";
     repo = "python-pvoutput";
diff --git a/pkgs/development/python-modules/py-libnuma/default.nix b/pkgs/development/python-modules/py-libnuma/default.nix
index 90310b81b4c3..dce6b1905773 100644
--- a/pkgs/development/python-modules/py-libnuma/default.nix
+++ b/pkgs/development/python-modules/py-libnuma/default.nix
@@ -3,7 +3,6 @@
   stdenv,
   buildPythonPackage,
   fetchFromGitHub,
-  pythonOlder,
   setuptools,
   numactl,
 }:
diff --git a/pkgs/development/python-modules/pyasynchat/default.nix b/pkgs/development/python-modules/pyasynchat/default.nix
index acc707492916..409cf37d9a0f 100644
--- a/pkgs/development/python-modules/pyasynchat/default.nix
+++ b/pkgs/development/python-modules/pyasynchat/default.nix
@@ -5,7 +5,6 @@
   setuptools,
   pyasyncore,
   pytestCheckHook,
-  pythonOlder,
 }:
 
 buildPythonPackage rec {
@@ -30,16 +29,7 @@ buildPythonPackage rec {
 
   nativeCheckInputs = [ pytestCheckHook ];
 
-  preCheck =
-    if (pythonOlder "3.11") then
-      ''
-        substituteInPlace tests/test_asynchat.py \
-          --replace-fail "asynchat = warnings_helper.import_deprecated('asynchat')" 'import asynchat' \
-          --replace-fail "asyncore = warnings_helper.import_deprecated('asyncore')" 'import asyncore' \
-          --replace-fail 'support.requires_working_socket(module=True)' ""
-      ''
-    else
-      null;
+  preCheck = null;
 
   pythonImportsCheck = [
     "asynchat"
diff --git a/pkgs/development/python-modules/pyatmo/default.nix b/pkgs/development/python-modules/pyatmo/default.nix
index 6d13ac9859b7..0d8a31ad0d79 100644
--- a/pkgs/development/python-modules/pyatmo/default.nix
+++ b/pkgs/development/python-modules/pyatmo/default.nix
@@ -8,7 +8,6 @@
   pytest-asyncio,
   pytest-mock,
   pytestCheckHook,
-  pythonOlder,
   requests,
   requests-oauthlib,
   requests-mock,
@@ -21,8 +20,6 @@ buildPythonPackage rec {
   version = "9.2.3";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "jabesq";
     repo = "pyatmo";
diff --git a/pkgs/development/python-modules/pybids/default.nix b/pkgs/development/python-modules/pybids/default.nix
index f885c209492a..6adaa0bc65fc 100644
--- a/pkgs/development/python-modules/pybids/default.nix
+++ b/pkgs/development/python-modules/pybids/default.nix
@@ -43,8 +43,7 @@ buildPythonPackage rec {
   build-system = [
     setuptools
     versioneer
-  ]
-  ++ versioneer.optional-dependencies.toml;
+  ];
 
   dependencies = [
     bids-validator
diff --git a/pkgs/development/python-modules/pycfdns/default.nix b/pkgs/development/python-modules/pycfdns/default.nix
index a9c5627d4d5d..3ad4b1c12ed1 100644
--- a/pkgs/development/python-modules/pycfdns/default.nix
+++ b/pkgs/development/python-modules/pycfdns/default.nix
@@ -4,7 +4,6 @@
   buildPythonPackage,
   fetchFromGitHub,
   poetry-core,
-  pythonOlder,
 }:
 
 buildPythonPackage rec {
@@ -12,8 +11,6 @@ buildPythonPackage rec {
   version = "3.0.0";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "ludeeus";
     repo = "pycfdns";
diff --git a/pkgs/development/python-modules/pychromecast/default.nix b/pkgs/development/python-modules/pychromecast/default.nix
index c44a2d3c5461..f9f8bb47b0bd 100644
--- a/pkgs/development/python-modules/pychromecast/default.nix
+++ b/pkgs/development/python-modules/pychromecast/default.nix
@@ -3,7 +3,6 @@
   buildPythonPackage,
   casttube,
   fetchFromGitHub,
-  pythonOlder,
   protobuf,
   setuptools,
   zeroconf,
@@ -14,8 +13,6 @@ buildPythonPackage rec {
   version = "14.0.9";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "home-assistant-libs";
     repo = "pychromecast";
diff --git a/pkgs/development/python-modules/pycrdt/default.nix b/pkgs/development/python-modules/pycrdt/default.nix
index 01f3033dd36c..789fed9ec6e2 100644
--- a/pkgs/development/python-modules/pycrdt/default.nix
+++ b/pkgs/development/python-modules/pycrdt/default.nix
@@ -8,8 +8,6 @@
 
   # dependencies
   anyio,
-  pythonOlder,
-  exceptiongroup,
 
   # tests
   objsize,
@@ -43,7 +41,7 @@ buildPythonPackage (finalAttrs: {
     rustPlatform.maturinBuildHook
   ];
 
-  dependencies = [ anyio ] ++ lib.optionals (pythonOlder "3.11") [ exceptiongroup ];
+  dependencies = [ anyio ];
 
   pythonImportsCheck = [ "pycrdt" ];
 
diff --git a/pkgs/development/python-modules/pydaikin/default.nix b/pkgs/development/python-modules/pydaikin/default.nix
index 073bd963bca6..292c43d00a4b 100644
--- a/pkgs/development/python-modules/pydaikin/default.nix
+++ b/pkgs/development/python-modules/pydaikin/default.nix
@@ -8,7 +8,6 @@
   netifaces,
   pytest-asyncio,
   pytestCheckHook,
-  pythonOlder,
   urllib3,
   setuptools,
   tenacity,
@@ -19,8 +18,6 @@ buildPythonPackage rec {
   version = "2.18.0";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "fredrike";
     repo = "pydaikin";
diff --git a/pkgs/development/python-modules/pydeako/default.nix b/pkgs/development/python-modules/pydeako/default.nix
index b272f1c7c7e1..8b8f632e0b7c 100644
--- a/pkgs/development/python-modules/pydeako/default.nix
+++ b/pkgs/development/python-modules/pydeako/default.nix
@@ -5,7 +5,6 @@
   mock,
   pytest-asyncio,
   pytestCheckHook,
-  pythonOlder,
   setuptools,
   zeroconf,
 }:
@@ -15,8 +14,6 @@ buildPythonPackage rec {
   version = "0.6.0";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "DeakoLights";
     repo = "pydeako";
diff --git a/pkgs/development/python-modules/pydiscovergy/default.nix b/pkgs/development/python-modules/pydiscovergy/default.nix
index eeda31a4a536..af1a140222c7 100644
--- a/pkgs/development/python-modules/pydiscovergy/default.nix
+++ b/pkgs/development/python-modules/pydiscovergy/default.nix
@@ -11,7 +11,6 @@
   pytest-httpx,
   poetry-core,
   pytestCheckHook,
-  pythonOlder,
   respx,
 }:
 
@@ -20,8 +19,6 @@ buildPythonPackage rec {
   version = "3.1.0";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "jpbede";
     repo = "pydiscovergy";
diff --git a/pkgs/development/python-modules/pydocstyle/default.nix b/pkgs/development/python-modules/pydocstyle/default.nix
index 6fe939ff927d..ae631517be94 100644
--- a/pkgs/development/python-modules/pydocstyle/default.nix
+++ b/pkgs/development/python-modules/pydocstyle/default.nix
@@ -1,7 +1,6 @@
 {
   lib,
   buildPythonPackage,
-  pythonOlder,
   fetchFromGitHub,
   fetchpatch2,
   poetry-core,
@@ -38,7 +37,7 @@ buildPythonPackage rec {
       --replace 'version = "0.0.0-dev"' 'version = "${version}"'
   '';
 
-  propagatedBuildInputs = [ snowballstemmer ] ++ lib.optionals (pythonOlder "3.11") [ tomli ];
+  propagatedBuildInputs = [ snowballstemmer ];
 
   optional-dependencies.toml = [ tomli ];
 
diff --git a/pkgs/development/python-modules/pydrawise/default.nix b/pkgs/development/python-modules/pydrawise/default.nix
index 87be70bd1ae9..06de33708cb2 100644
--- a/pkgs/development/python-modules/pydrawise/default.nix
+++ b/pkgs/development/python-modules/pydrawise/default.nix
@@ -10,7 +10,6 @@
   graphql-core,
   pytest-asyncio,
   pytestCheckHook,
-  pythonOlder,
   requests,
   setuptools,
   setuptools-scm,
@@ -21,8 +20,6 @@ buildPythonPackage rec {
   version = "2025.9.0";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "dknowles2";
     repo = "pydrawise";
diff --git a/pkgs/development/python-modules/pyecotrend-ista/default.nix b/pkgs/development/python-modules/pyecotrend-ista/default.nix
index 02db06776127..c281eb080388 100644
--- a/pkgs/development/python-modules/pyecotrend-ista/default.nix
+++ b/pkgs/development/python-modules/pyecotrend-ista/default.nix
@@ -2,7 +2,6 @@
   lib,
   buildPythonPackage,
   fetchFromGitHub,
-  pythonOlder,
   setuptools,
   setuptools-scm,
   dataclasses-json,
@@ -18,8 +17,6 @@ buildPythonPackage rec {
   version = "3.5.0";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "Ludy87";
     repo = "pyecotrend-ista";
diff --git a/pkgs/development/python-modules/pygments/default.nix b/pkgs/development/python-modules/pygments/default.nix
index c3552daa7e20..94d10ee0aa75 100644
--- a/pkgs/development/python-modules/pygments/default.nix
+++ b/pkgs/development/python-modules/pygments/default.nix
@@ -9,7 +9,6 @@
   # tests
   pytestCheckHook,
   wcag-contrast-ratio,
-  pythonOlder,
 }:
 
 let
diff --git a/pkgs/development/python-modules/pyinfra/default.nix b/pkgs/development/python-modules/pyinfra/default.nix
index 62ef21d8a46f..4266d6f60096 100644
--- a/pkgs/development/python-modules/pyinfra/default.nix
+++ b/pkgs/development/python-modules/pyinfra/default.nix
@@ -16,9 +16,7 @@
   pytest-testinfra,
   pytestCheckHook,
   python-dateutil,
-  pythonOlder,
   typeguard,
-  typing-extensions,
   uv-dynamic-versioning,
 }:
 
@@ -63,8 +61,7 @@ buildPythonPackage rec {
     pydantic
     python-dateutil
     typeguard
-  ]
-  ++ lib.optionals (pythonOlder "3.11") [ typing-extensions ];
+  ];
 
   nativeCheckInputs = [
     freezegun
diff --git a/pkgs/development/python-modules/pyipma/default.nix b/pkgs/development/python-modules/pyipma/default.nix
index 407e80d4710b..628254991592 100644
--- a/pkgs/development/python-modules/pyipma/default.nix
+++ b/pkgs/development/python-modules/pyipma/default.nix
@@ -9,7 +9,6 @@
   geopy,
   pytest-asyncio,
   pytestCheckHook,
-  pythonOlder,
   setuptools,
 }:
 
@@ -18,8 +17,6 @@ buildPythonPackage rec {
   version = "3.0.9";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "dgomes";
     repo = "pyipma";
diff --git a/pkgs/development/python-modules/pyipp/default.nix b/pkgs/development/python-modules/pyipp/default.nix
index b8e72303e60d..47ddb9033b3f 100644
--- a/pkgs/development/python-modules/pyipp/default.nix
+++ b/pkgs/development/python-modules/pyipp/default.nix
@@ -2,7 +2,6 @@
   lib,
   aiohttp,
   aresponses,
-  async-timeout,
   awesomeversion,
   backoff,
   buildPythonPackage,
@@ -12,7 +11,6 @@
   pytest-asyncio,
   pytest-cov-stub,
   pytestCheckHook,
-  pythonOlder,
   syrupy,
   yarl,
 }:
@@ -42,8 +40,7 @@ buildPythonPackage rec {
     backoff
     deepmerge
     yarl
-  ]
-  ++ lib.optionals (pythonOlder "3.11") [ async-timeout ];
+  ];
 
   nativeCheckInputs = [
     aresponses
diff --git a/pkgs/development/python-modules/pykka/default.nix b/pkgs/development/python-modules/pykka/default.nix
index 3d74dbf3f918..35954461182e 100644
--- a/pkgs/development/python-modules/pykka/default.nix
+++ b/pkgs/development/python-modules/pykka/default.nix
@@ -1,7 +1,6 @@
 {
   lib,
   buildPythonPackage,
-  pythonOlder,
   fetchFromGitHub,
   hatchling,
   pydantic,
diff --git a/pkgs/development/python-modules/pylaunches/default.nix b/pkgs/development/python-modules/pylaunches/default.nix
index cac5fd54914c..96d739a9a48a 100644
--- a/pkgs/development/python-modules/pylaunches/default.nix
+++ b/pkgs/development/python-modules/pylaunches/default.nix
@@ -7,7 +7,6 @@
   poetry-core,
   pytestCheckHook,
   pytest-asyncio,
-  pythonOlder,
 }:
 
 buildPythonPackage rec {
@@ -15,8 +14,6 @@ buildPythonPackage rec {
   version = "2.0.0";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "ludeeus";
     repo = "pylaunches";
diff --git a/pkgs/development/python-modules/pylint/default.nix b/pkgs/development/python-modules/pylint/default.nix
index 6f018ebd3939..99bcf2293409 100644
--- a/pkgs/development/python-modules/pylint/default.nix
+++ b/pkgs/development/python-modules/pylint/default.nix
@@ -14,10 +14,8 @@
   pytest-xdist,
   pytest7CheckHook,
   pythonAtLeast,
-  pythonOlder,
   requests,
   setuptools,
-  tomli,
   tomlkit,
   typing-extensions,
   writableTmpDirAsHomeHook,
@@ -44,8 +42,7 @@ buildPythonPackage (finalAttrs: {
     mccabe
     platformdirs
     tomlkit
-  ]
-  ++ lib.optionals (pythonOlder "3.11") [ tomli ];
+  ];
 
   nativeCheckInputs = [
     gitpython
diff --git a/pkgs/development/python-modules/pylsp-mypy/default.nix b/pkgs/development/python-modules/pylsp-mypy/default.nix
index ca6c4ad055d0..6df0b94614f9 100644
--- a/pkgs/development/python-modules/pylsp-mypy/default.nix
+++ b/pkgs/development/python-modules/pylsp-mypy/default.nix
@@ -1,7 +1,6 @@
 {
   lib,
   buildPythonPackage,
-  pythonOlder,
   fetchFromGitHub,
 
   # build-system
@@ -11,7 +10,6 @@
   mypy,
   pytestCheckHook,
   python-lsp-server,
-  tomli,
 }:
 
 buildPythonPackage rec {
@@ -31,8 +29,7 @@ buildPythonPackage rec {
   dependencies = [
     mypy
     python-lsp-server
-  ]
-  ++ lib.optional (pythonOlder "3.11") tomli;
+  ];
 
   nativeCheckInputs = [ pytestCheckHook ];
 
diff --git a/pkgs/development/python-modules/pylutron-caseta/default.nix b/pkgs/development/python-modules/pylutron-caseta/default.nix
index 8a6212b1745c..69b15906de54 100644
--- a/pkgs/development/python-modules/pylutron-caseta/default.nix
+++ b/pkgs/development/python-modules/pylutron-caseta/default.nix
@@ -1,6 +1,5 @@
 {
   lib,
-  async-timeout,
   buildPythonPackage,
   click,
   cryptography,
@@ -10,7 +9,6 @@
   pytest-asyncio,
   pytest-timeout,
   pytestCheckHook,
-  pythonOlder,
   xdg,
   zeroconf,
 }:
@@ -32,8 +30,7 @@ buildPythonPackage rec {
   dependencies = [
     cryptography
     orjson
-  ]
-  ++ lib.optionals (pythonOlder "3.11") [ async-timeout ];
+  ];
 
   optional-dependencies = {
     cli = [
@@ -47,8 +44,7 @@ buildPythonPackage rec {
     pytest-asyncio
     pytest-timeout
     pytestCheckHook
-  ]
-  ++ lib.optionals (pythonOlder "3.11") [ async-timeout ];
+  ];
 
   pytestFlags = [ "--asyncio-mode=auto" ];
 
diff --git a/pkgs/development/python-modules/pynamodb/default.nix b/pkgs/development/python-modules/pynamodb/default.nix
index bd4b41bae529..65bb58d1e48e 100644
--- a/pkgs/development/python-modules/pynamodb/default.nix
+++ b/pkgs/development/python-modules/pynamodb/default.nix
@@ -8,9 +8,7 @@
   pytest-env,
   pytest-mock,
   pytestCheckHook,
-  pythonOlder,
   setuptools,
-  typing-extensions,
 }:
 
 buildPythonPackage rec {
@@ -27,7 +25,7 @@ buildPythonPackage rec {
 
   build-system = [ setuptools ];
 
-  dependencies = [ botocore ] ++ lib.optionals (pythonOlder "3.11") [ typing-extensions ];
+  dependencies = [ botocore ];
 
   optional-dependencies = {
     signal = [ blinker ];
diff --git a/pkgs/development/python-modules/pyogrio/default.nix b/pkgs/development/python-modules/pyogrio/default.nix
index 6b8786fa5bc5..15602490840c 100644
--- a/pkgs/development/python-modules/pyogrio/default.nix
+++ b/pkgs/development/python-modules/pyogrio/default.nix
@@ -37,8 +37,7 @@ buildPythonPackage rec {
     setuptools
     versioneer
     wheel
-  ]
-  ++ versioneer.optional-dependencies.toml;
+  ];
 
   buildInputs = [ gdal ];
 
diff --git a/pkgs/development/python-modules/pypdf/default.nix b/pkgs/development/python-modules/pypdf/default.nix
index 35f7065a71dd..fb364148bcf5 100644
--- a/pkgs/development/python-modules/pypdf/default.nix
+++ b/pkgs/development/python-modules/pypdf/default.nix
@@ -2,7 +2,6 @@
   lib,
   buildPythonPackage,
   fetchFromGitHub,
-  pythonOlder,
 
   # build-system
   flit-core,
@@ -12,9 +11,6 @@
   sphinx-rtd-theme,
   myst-parser,
 
-  # propagates
-  typing-extensions,
-
   # optionals
   cryptography,
   pillow,
@@ -57,8 +53,6 @@ buildPythonPackage rec {
     myst-parser
   ];
 
-  dependencies = lib.optionals (pythonOlder "3.11") [ typing-extensions ];
-
   optional-dependencies = rec {
     full = crypto ++ image;
     crypto = [ cryptography ];
diff --git a/pkgs/development/python-modules/pyppeteer-ng/default.nix b/pkgs/development/python-modules/pyppeteer-ng/default.nix
index 5e2168a8f1cb..135c4ec30ffc 100644
--- a/pkgs/development/python-modules/pyppeteer-ng/default.nix
+++ b/pkgs/development/python-modules/pyppeteer-ng/default.nix
@@ -26,7 +26,6 @@
   pytest-timeout,
   pytest-xdist,
   pytestCheckHook,
-  pythonOlder,
   readme-renderer,
   sphinx,
   sphinxcontrib-asyncio,
diff --git a/pkgs/development/python-modules/pyproj/default.nix b/pkgs/development/python-modules/pyproj/default.nix
index 9cdefcf89b99..fe3f754b0ea6 100644
--- a/pkgs/development/python-modules/pyproj/default.nix
+++ b/pkgs/development/python-modules/pyproj/default.nix
@@ -3,7 +3,6 @@
   buildPythonPackage,
   fetchFromGitHub,
   pytestCheckHook,
-  pythonOlder,
   replaceVars,
 
   certifi,
@@ -21,8 +20,6 @@ buildPythonPackage rec {
   version = "3.7.2";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "pyproj4";
     repo = "pyproj";
diff --git a/pkgs/development/python-modules/pyproject-api/default.nix b/pkgs/development/python-modules/pyproject-api/default.nix
index 8af34616e46e..611f79a8bd20 100644
--- a/pkgs/development/python-modules/pyproject-api/default.nix
+++ b/pkgs/development/python-modules/pyproject-api/default.nix
@@ -2,7 +2,6 @@
   lib,
   buildPythonPackage,
   fetchFromGitHub,
-  pythonOlder,
 
   # build time
   hatchling,
@@ -10,7 +9,6 @@
 
   # runtime
   packaging,
-  tomli,
 
   # docs
   sphinxHook,
@@ -51,7 +49,7 @@ buildPythonPackage rec {
     sphinx-autodoc-typehints
   ];
 
-  dependencies = [ packaging ] ++ lib.optionals (pythonOlder "3.11") [ tomli ];
+  dependencies = [ packaging ];
 
   nativeCheckInputs = [
     pytest-mock
diff --git a/pkgs/development/python-modules/pyproject-hooks/default.nix b/pkgs/development/python-modules/pyproject-hooks/default.nix
index b1cf6a1628d2..09ff87c3c6df 100644
--- a/pkgs/development/python-modules/pyproject-hooks/default.nix
+++ b/pkgs/development/python-modules/pyproject-hooks/default.nix
@@ -5,10 +5,8 @@
   flit-core,
   pyproject-hooks,
   pytestCheckHook,
-  pythonOlder,
   setuptools,
   testpath,
-  tomli,
 }:
 
 buildPythonPackage rec {
@@ -24,8 +22,6 @@ buildPythonPackage rec {
 
   nativeBuildInputs = [ flit-core ];
 
-  propagatedBuildInputs = lib.optionals (pythonOlder "3.11") [ tomli ];
-
   # We need to disable tests because this package is part of the bootstrap chain
   # and its test dependencies cannot be built yet when this is being built.
   doCheck = false;
diff --git a/pkgs/development/python-modules/pyproject-metadata/default.nix b/pkgs/development/python-modules/pyproject-metadata/default.nix
index c78c0041a040..6175dddef22c 100644
--- a/pkgs/development/python-modules/pyproject-metadata/default.nix
+++ b/pkgs/development/python-modules/pyproject-metadata/default.nix
@@ -5,8 +5,6 @@
   flit-core,
   packaging,
   pytestCheckHook,
-  pythonOlder,
-  tomli,
 }:
 
 buildPythonPackage rec {
@@ -24,7 +22,7 @@ buildPythonPackage rec {
 
   dependencies = [ packaging ];
 
-  nativeCheckInputs = [ pytestCheckHook ] ++ lib.optionals (pythonOlder "3.11") [ tomli ];
+  nativeCheckInputs = [ pytestCheckHook ];
 
   # Many broken tests, and missing test files
   doCheck = false;
diff --git a/pkgs/development/python-modules/pyps4-2ndscreen/default.nix b/pkgs/development/python-modules/pyps4-2ndscreen/default.nix
index 15ac17012048..6d6a6f51fd9a 100644
--- a/pkgs/development/python-modules/pyps4-2ndscreen/default.nix
+++ b/pkgs/development/python-modules/pyps4-2ndscreen/default.nix
@@ -3,7 +3,6 @@
   buildPythonPackage,
   fetchFromGitHub,
   fetchpatch,
-  pythonOlder,
   setuptools,
   aiohttp,
   click,
@@ -44,15 +43,15 @@ buildPythonPackage rec {
     pycryptodomex
   ];
 
+  # All require asynctest, which is unsupported on 3.11+
+  doCheck = false;
+
   nativeCheckInputs = [
     pytest-asyncio
     pytestCheckHook
     asynctest
   ];
 
-  # Disable tests for Python 3.11+ since they all require asynctest
-  doCheck = pythonOlder "3.11";
-
   pythonImportsCheck = [ "pyps4_2ndscreen" ];
 
   meta = {
diff --git a/pkgs/development/python-modules/pysensibo/default.nix b/pkgs/development/python-modules/pysensibo/default.nix
index f11b613c9f27..c4ffb082a756 100644
--- a/pkgs/development/python-modules/pysensibo/default.nix
+++ b/pkgs/development/python-modules/pysensibo/default.nix
@@ -4,7 +4,6 @@
   buildPythonPackage,
   fetchPypi,
   poetry-core,
-  pythonOlder,
 }:
 
 buildPythonPackage rec {
@@ -12,8 +11,6 @@ buildPythonPackage rec {
   version = "1.2.1";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchPypi {
     inherit pname version;
     hash = "sha256-Otk5W3VTbOAeZOVnXvW8VSxU1nHa8zUvmvduRTdlwVs=";
diff --git a/pkgs/development/python-modules/pysml/default.nix b/pkgs/development/python-modules/pysml/default.nix
index 1085eb814046..e59b5a018ebf 100644
--- a/pkgs/development/python-modules/pysml/default.nix
+++ b/pkgs/development/python-modules/pysml/default.nix
@@ -6,7 +6,6 @@
   fetchFromGitHub,
   poetry-core,
   pyserial-asyncio-fast,
-  pythonOlder,
 }:
 
 buildPythonPackage rec {
@@ -14,8 +13,6 @@ buildPythonPackage rec {
   version = "0.1.5";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "mtdcr";
     repo = "pysml";
diff --git a/pkgs/development/python-modules/pytest-asyncio/default.nix b/pkgs/development/python-modules/pytest-asyncio/default.nix
index 0b060ebe243e..2808d27182f5 100644
--- a/pkgs/development/python-modules/pytest-asyncio/default.nix
+++ b/pkgs/development/python-modules/pytest-asyncio/default.nix
@@ -6,7 +6,6 @@
   pythonOlder,
   pytest,
   setuptools-scm,
-  backports-asyncio-runner,
   typing-extensions,
 }:
 
@@ -31,13 +30,9 @@ buildPythonPackage rec {
 
   buildInputs = [ pytest ];
 
-  dependencies =
-    lib.optionals (pythonOlder "3.11") [
-      backports-asyncio-runner
-    ]
-    ++ lib.optionals (pythonOlder "3.13") [
-      typing-extensions
-    ];
+  dependencies = lib.optionals (pythonOlder "3.13") [
+    typing-extensions
+  ];
 
   postInstall = ''
     mkdir $testout
diff --git a/pkgs/development/python-modules/pytest-resource-path/default.nix b/pkgs/development/python-modules/pytest-resource-path/default.nix
index 92573dfdcb0a..811bb87e5968 100644
--- a/pkgs/development/python-modules/pytest-resource-path/default.nix
+++ b/pkgs/development/python-modules/pytest-resource-path/default.nix
@@ -1,7 +1,6 @@
 {
   lib,
   buildPythonPackage,
-  pythonOlder,
   fetchFromGitHub,
   colorama,
   pytest,
diff --git a/pkgs/development/python-modules/pytest/7.nix b/pkgs/development/python-modules/pytest/7.nix
index 5f66d14c1944..6641f4097222 100644
--- a/pkgs/development/python-modules/pytest/7.nix
+++ b/pkgs/development/python-modules/pytest/7.nix
@@ -2,7 +2,6 @@
   lib,
   buildPythonPackage,
   callPackage,
-  pythonOlder,
   fetchPypi,
   writeText,
 
@@ -12,11 +11,9 @@
 
   # dependencies
   attrs,
-  exceptiongroup,
   iniconfig,
   packaging,
   pluggy,
-  tomli,
 
   # optional-dependencies
   argcomplete,
@@ -52,10 +49,6 @@ let
       iniconfig
       packaging
       pluggy
-    ]
-    ++ lib.optionals (pythonOlder "3.11") [
-      exceptiongroup
-      tomli
     ];
 
     optional-dependencies = {
diff --git a/pkgs/development/python-modules/pytest/8_3.nix b/pkgs/development/python-modules/pytest/8_3.nix
index db07a7aee84a..aff92f835c6d 100644
--- a/pkgs/development/python-modules/pytest/8_3.nix
+++ b/pkgs/development/python-modules/pytest/8_3.nix
@@ -2,7 +2,6 @@
   lib,
   buildPythonPackage,
   callPackage,
-  pythonOlder,
   fetchPypi,
   writeText,
 
@@ -12,11 +11,9 @@
 
   # dependencies
   attrs,
-  exceptiongroup,
   iniconfig,
   packaging,
   pluggy,
-  tomli,
 
   # optional-dependencies
   argcomplete,
@@ -52,10 +49,6 @@ buildPythonPackage rec {
     packaging
     pluggy
     pygments
-  ]
-  ++ lib.optionals (pythonOlder "3.11") [
-    exceptiongroup
-    tomli
   ];
 
   optional-dependencies = {
diff --git a/pkgs/development/python-modules/pytest/default.nix b/pkgs/development/python-modules/pytest/default.nix
index 4d5618cb16a4..a9e44aba5833 100644
--- a/pkgs/development/python-modules/pytest/default.nix
+++ b/pkgs/development/python-modules/pytest/default.nix
@@ -2,7 +2,6 @@
   lib,
   buildPythonPackage,
   callPackage,
-  pythonOlder,
   fetchPypi,
   writeText,
 
@@ -12,11 +11,9 @@
 
   # dependencies
   attrs,
-  exceptiongroup,
   iniconfig,
   packaging,
   pluggy,
-  tomli,
 
   # optional-dependencies
   argcomplete,
@@ -52,10 +49,6 @@ buildPythonPackage rec {
     packaging
     pluggy
     pygments
-  ]
-  ++ lib.optionals (pythonOlder "3.11") [
-    exceptiongroup
-    tomli
   ];
 
   optional-dependencies = {
diff --git a/pkgs/development/python-modules/python-awair/default.nix b/pkgs/development/python-modules/python-awair/default.nix
index d4a04a62a4f0..53bf3102f2eb 100644
--- a/pkgs/development/python-modules/python-awair/default.nix
+++ b/pkgs/development/python-modules/python-awair/default.nix
@@ -7,7 +7,6 @@
   pytest-asyncio,
   pytest-aiohttp,
   pytestCheckHook,
-  pythonOlder,
   voluptuous,
   vcrpy,
 }:
diff --git a/pkgs/development/python-modules/python-binance/default.nix b/pkgs/development/python-modules/python-binance/default.nix
index 29905cfd5ac0..dce3327300aa 100644
--- a/pkgs/development/python-modules/python-binance/default.nix
+++ b/pkgs/development/python-modules/python-binance/default.nix
@@ -8,7 +8,6 @@
   pycryptodome,
   pytest-asyncio,
   pytestCheckHook,
-  pythonOlder,
   requests-mock,
   requests,
   six,
@@ -22,8 +21,6 @@ buildPythonPackage rec {
   version = "1.0.34";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "sammchardy";
     repo = "python-binance";
diff --git a/pkgs/development/python-modules/python-box/default.nix b/pkgs/development/python-modules/python-box/default.nix
index 2b7b479fd0da..24cc7b78aa33 100644
--- a/pkgs/development/python-modules/python-box/default.nix
+++ b/pkgs/development/python-modules/python-box/default.nix
@@ -5,12 +5,10 @@
   fetchFromGitHub,
   msgpack,
   pytestCheckHook,
-  pythonOlder,
   pyyaml,
   ruamel-yaml,
   setuptools,
   toml,
-  tomli,
   tomli-w,
 }:
 
@@ -40,7 +38,7 @@ buildPythonPackage rec {
     yaml = [ ruamel-yaml ];
     ruamel-yaml = [ ruamel-yaml ];
     PyYAML = [ pyyaml ];
-    tomli = [ tomli-w ] ++ lib.optionals (pythonOlder "3.11") [ tomli ];
+    tomli = [ tomli-w ];
     toml = [ toml ];
     msgpack = [ msgpack ];
   };
diff --git a/pkgs/development/python-modules/python-homeassistant-analytics/default.nix b/pkgs/development/python-modules/python-homeassistant-analytics/default.nix
index 7a4f248d3637..ae64842dd512 100644
--- a/pkgs/development/python-modules/python-homeassistant-analytics/default.nix
+++ b/pkgs/development/python-modules/python-homeassistant-analytics/default.nix
@@ -2,7 +2,6 @@
   lib,
   buildPythonPackage,
   fetchFromGitHub,
-  pythonOlder,
 
   # build-system
   poetry-core,
@@ -26,8 +25,6 @@ buildPythonPackage rec {
   version = "0.9.0";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "joostlek";
     repo = "python-homeassistant-analytics";
diff --git a/pkgs/development/python-modules/python-lsp-black/default.nix b/pkgs/development/python-modules/python-lsp-black/default.nix
index afdf7094eeaf..e129a26a5f2f 100644
--- a/pkgs/development/python-modules/python-lsp-black/default.nix
+++ b/pkgs/development/python-modules/python-lsp-black/default.nix
@@ -48,8 +48,7 @@ buildPythonPackage rec {
   dependencies = [
     black
     python-lsp-server
-  ]
-  ++ lib.optionals (pythonOlder "3.11") [ tomli ];
+  ];
 
   pythonImportsCheck = [ "pylsp_black" ];
 
diff --git a/pkgs/development/python-modules/python-lsp-ruff/default.nix b/pkgs/development/python-modules/python-lsp-ruff/default.nix
index ded4e7073e8b..08f2d8b1fbd5 100644
--- a/pkgs/development/python-modules/python-lsp-ruff/default.nix
+++ b/pkgs/development/python-modules/python-lsp-ruff/default.nix
@@ -1,7 +1,6 @@
 {
   lib,
   buildPythonPackage,
-  pythonOlder,
   fetchFromGitHub,
 
   ruff,
@@ -10,7 +9,6 @@
   cattrs,
   lsprotocol,
   python-lsp-server,
-  tomli,
 
   # checks
   pytestCheckHook,
@@ -65,8 +63,7 @@ buildPythonPackage rec {
     cattrs
     lsprotocol
     python-lsp-server
-  ]
-  ++ lib.optionals (pythonOlder "3.11") [ tomli ];
+  ];
 
   nativeCheckInputs = [ pytestCheckHook ];
 
diff --git a/pkgs/development/python-modules/python-ndn/default.nix b/pkgs/development/python-modules/python-ndn/default.nix
index 4c044c69b1cf..df695bb88631 100644
--- a/pkgs/development/python-modules/python-ndn/default.nix
+++ b/pkgs/development/python-modules/python-ndn/default.nix
@@ -10,7 +10,6 @@
   pycryptodomex,
   pygtrie,
   pytestCheckHook,
-  pythonOlder,
   setuptools,
 }:
 
@@ -27,8 +26,6 @@ buildPythonPackage rec {
     hash = "sha256-8fcBIcZ2l6mkKe9YQe5+5fh7+vK9qxzBO2kLRUONumQ=";
   };
 
-  disabled = pythonOlder "3.11";
-
   nativeBuildInputs = [
     setuptools
     poetry-core
diff --git a/pkgs/development/python-modules/python-opendata-transport/default.nix b/pkgs/development/python-modules/python-opendata-transport/default.nix
index 89e9b10c2089..03387302dbb1 100644
--- a/pkgs/development/python-modules/python-opendata-transport/default.nix
+++ b/pkgs/development/python-modules/python-opendata-transport/default.nix
@@ -3,7 +3,6 @@
   aiohttp,
   buildPythonPackage,
   fetchPypi,
-  pythonOlder,
   setuptools,
   urllib3,
 }:
@@ -13,8 +12,6 @@ buildPythonPackage rec {
   version = "0.5.0";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchPypi {
     pname = "python_opendata_transport";
     inherit version;
diff --git a/pkgs/development/python-modules/python-opensky/default.nix b/pkgs/development/python-modules/python-opensky/default.nix
index 2dac54dac914..49391b7b032e 100644
--- a/pkgs/development/python-modules/python-opensky/default.nix
+++ b/pkgs/development/python-modules/python-opensky/default.nix
@@ -9,7 +9,6 @@
   pytest-asyncio,
   pytest-cov-stub,
   pytestCheckHook,
-  pythonOlder,
   syrupy,
   yarl,
 }:
@@ -19,8 +18,6 @@ buildPythonPackage rec {
   version = "1.0.1";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "joostlek";
     repo = "python-opensky";
diff --git a/pkgs/development/python-modules/python-socks/default.nix b/pkgs/development/python-modules/python-socks/default.nix
index 3e844a037dc9..dafade0eb522 100644
--- a/pkgs/development/python-modules/python-socks/default.nix
+++ b/pkgs/development/python-modules/python-socks/default.nix
@@ -8,7 +8,6 @@
   flask,
   pytest-asyncio,
   pytest-trio,
-  pythonOlder,
   pytestCheckHook,
   setuptools,
   trio,
@@ -39,7 +38,6 @@ buildPythonPackage rec {
   ];
 
   optional-dependencies = {
-    asyncio = lib.optionals (pythonOlder "3.11") [ async-timeout ];
     trio = [ trio ];
     curio = [ curio ];
     anyio = [ anyio ];
diff --git a/pkgs/development/python-modules/python-swiftclient/default.nix b/pkgs/development/python-modules/python-swiftclient/default.nix
index b227c7a7b368..af7def06f0c7 100644
--- a/pkgs/development/python-modules/python-swiftclient/default.nix
+++ b/pkgs/development/python-modules/python-swiftclient/default.nix
@@ -7,7 +7,6 @@
   openstacksdk,
   pbr,
   python-keystoneclient,
-  pythonOlder,
   stestr,
 }:
 
diff --git a/pkgs/development/python-modules/python-technove/default.nix b/pkgs/development/python-modules/python-technove/default.nix
index 64070ae59ef4..3dab7d937419 100644
--- a/pkgs/development/python-modules/python-technove/default.nix
+++ b/pkgs/development/python-modules/python-technove/default.nix
@@ -11,7 +11,6 @@
   pytest-asyncio,
   pytest-cov-stub,
   pytestCheckHook,
-  pythonOlder,
   yarl,
 }:
 
@@ -20,8 +19,6 @@ buildPythonPackage rec {
   version = "2.0.0";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "Moustachauve";
     repo = "pytechnove";
diff --git a/pkgs/development/python-modules/python-vlc/default.nix b/pkgs/development/python-modules/python-vlc/default.nix
index ce09a610ef29..07c817909c6c 100644
--- a/pkgs/development/python-modules/python-vlc/default.nix
+++ b/pkgs/development/python-modules/python-vlc/default.nix
@@ -5,7 +5,6 @@
   setuptools,
   libvlc,
   replaceVars,
-  pythonOlder,
 }:
 
 buildPythonPackage rec {
diff --git a/pkgs/development/python-modules/pytibber/default.nix b/pkgs/development/python-modules/pytibber/default.nix
index 4f2eda82a2c1..9ec7637b3e83 100644
--- a/pkgs/development/python-modules/pytibber/default.nix
+++ b/pkgs/development/python-modules/pytibber/default.nix
@@ -6,7 +6,6 @@
   gql,
   pytest-asyncio,
   pytestCheckHook,
-  pythonOlder,
   setuptools,
   websockets,
 }:
@@ -16,8 +15,6 @@ buildPythonPackage (finalAttrs: {
   version = "0.35.0";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "Danielhiversen";
     repo = "pyTibber";
diff --git a/pkgs/development/python-modules/pytoolconfig/default.nix b/pkgs/development/python-modules/pytoolconfig/default.nix
index ea0754a71728..0f5ef30d7c15 100644
--- a/pkgs/development/python-modules/pytoolconfig/default.nix
+++ b/pkgs/development/python-modules/pytoolconfig/default.nix
@@ -8,13 +8,11 @@
   platformdirs,
   pydantic,
   pytestCheckHook,
-  pythonOlder,
   sphinx,
   sphinx-autodoc-typehints,
   sphinx-rtd-theme,
   sphinxHook,
   tabulate,
-  tomli,
 }:
 
 buildPythonPackage rec {
@@ -47,7 +45,7 @@ buildPythonPackage rec {
   ]
   ++ optional-dependencies.doc;
 
-  propagatedBuildInputs = [ packaging ] ++ lib.optionals (pythonOlder "3.11") [ tomli ];
+  propagatedBuildInputs = [ packaging ];
 
   optional-dependencies = {
     validation = [ pydantic ];
diff --git a/pkgs/development/python-modules/pyupgrade/default.nix b/pkgs/development/python-modules/pyupgrade/default.nix
index 683da1aab617..b655596b1450 100644
--- a/pkgs/development/python-modules/pyupgrade/default.nix
+++ b/pkgs/development/python-modules/pyupgrade/default.nix
@@ -2,7 +2,6 @@
   lib,
   buildPythonPackage,
   fetchFromGitHub,
-  pythonOlder,
   pytestCheckHook,
   setuptools,
   tokenize-rt,
diff --git a/pkgs/development/python-modules/pyvera/default.nix b/pkgs/development/python-modules/pyvera/default.nix
index 445b79fa65cf..4ff15a35dedc 100644
--- a/pkgs/development/python-modules/pyvera/default.nix
+++ b/pkgs/development/python-modules/pyvera/default.nix
@@ -8,7 +8,6 @@
   pytest-timeout,
   responses,
   pytestCheckHook,
-  pythonOlder,
   requests,
 }:
 
@@ -17,8 +16,6 @@ buildPythonPackage rec {
   version = "0.3.16";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "pavoni";
     repo = "pyvera";
diff --git a/pkgs/development/python-modules/pyversasense/default.nix b/pkgs/development/python-modules/pyversasense/default.nix
index 2d0fb02fe512..98e2c8d74f40 100644
--- a/pkgs/development/python-modules/pyversasense/default.nix
+++ b/pkgs/development/python-modules/pyversasense/default.nix
@@ -6,7 +6,6 @@
   fetchFromGitHub,
   pytest-asyncio,
   pytestCheckHook,
-  pythonOlder,
 }:
 
 buildPythonPackage rec {
@@ -23,7 +22,7 @@ buildPythonPackage rec {
 
   propagatedBuildInputs = [ aiohttp ];
 
-  doCheck = pythonOlder "3.11"; # asynctest unsupported on python3.11
+  doCheck = false; # asynctest unsupported on 3.11+
 
   nativeCheckInputs = [
     asynctest
diff --git a/pkgs/development/python-modules/pyvex/default.nix b/pkgs/development/python-modules/pyvex/default.nix
index 26282b0bbf8b..e707085be503 100644
--- a/pkgs/development/python-modules/pyvex/default.nix
+++ b/pkgs/development/python-modules/pyvex/default.nix
@@ -7,7 +7,6 @@
   cffi,
   fetchPypi,
   pycparser,
-  pythonOlder,
   setuptools,
 }:
 
@@ -16,8 +15,6 @@ buildPythonPackage rec {
   version = "9.2.154";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchPypi {
     inherit pname version;
     hash = "sha256-a3ei2w66v18QKAofpPvDUoM42zHRHPrNQic+FE+rLKY=";
diff --git a/pkgs/development/python-modules/pyvisa-sim/default.nix b/pkgs/development/python-modules/pyvisa-sim/default.nix
index cc41d2b02efe..598b93924c0d 100644
--- a/pkgs/development/python-modules/pyvisa-sim/default.nix
+++ b/pkgs/development/python-modules/pyvisa-sim/default.nix
@@ -1,7 +1,6 @@
 {
   lib,
   fetchPypi,
-  pythonOlder,
   buildPythonPackage,
   pyvisa,
   pyyaml,
diff --git a/pkgs/development/python-modules/pywaze/default.nix b/pkgs/development/python-modules/pywaze/default.nix
index d53460dc4717..5e5e3d7f09ee 100644
--- a/pkgs/development/python-modules/pywaze/default.nix
+++ b/pkgs/development/python-modules/pywaze/default.nix
@@ -7,7 +7,6 @@
   pytest-asyncio,
   pytest-cov-stub,
   pytestCheckHook,
-  pythonOlder,
   respx,
 }:
 
@@ -16,8 +15,6 @@ buildPythonPackage rec {
   version = "1.1.1";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "eifinger";
     repo = "pywaze";
diff --git a/pkgs/development/python-modules/qcs-sdk-python/default.nix b/pkgs/development/python-modules/qcs-sdk-python/default.nix
index 830020beb023..a87642a979e1 100644
--- a/pkgs/development/python-modules/qcs-sdk-python/default.nix
+++ b/pkgs/development/python-modules/qcs-sdk-python/default.nix
@@ -7,7 +7,6 @@
   opentelemetry-sdk,
   pytest-asyncio,
   pytestCheckHook,
-  pythonOlder,
   qcs-api-client-common,
   quil,
   rustPlatform,
diff --git a/pkgs/development/python-modules/quart-trio/default.nix b/pkgs/development/python-modules/quart-trio/default.nix
index 67170265ca70..584249b8d107 100644
--- a/pkgs/development/python-modules/quart-trio/default.nix
+++ b/pkgs/development/python-modules/quart-trio/default.nix
@@ -40,10 +40,7 @@ buildPythonPackage rec {
     quart
     trio
   ]
-  ++ hypercorn.optional-dependencies.trio
-  ++ lib.optionals (pythonOlder "3.11") [
-    exceptiongroup
-  ];
+  ++ hypercorn.optional-dependencies.trio;
 
   pythonImportsCheck = [
     "quart_trio"
diff --git a/pkgs/development/python-modules/radios/default.nix b/pkgs/development/python-modules/radios/default.nix
index 599f90c0258a..ed4ec2d5cb0e 100644
--- a/pkgs/development/python-modules/radios/default.nix
+++ b/pkgs/development/python-modules/radios/default.nix
@@ -1,7 +1,6 @@
 {
   lib,
   buildPythonPackage,
-  pythonOlder,
   fetchFromGitHub,
   poetry-core,
   aiodns,
@@ -24,8 +23,6 @@ buildPythonPackage rec {
   version = "0.3.2";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "frenck";
     repo = "python-radios";
diff --git a/pkgs/development/python-modules/rdflib/default.nix b/pkgs/development/python-modules/rdflib/default.nix
index 79b19a0ed0db..af9c31f30eec 100644
--- a/pkgs/development/python-modules/rdflib/default.nix
+++ b/pkgs/development/python-modules/rdflib/default.nix
@@ -3,13 +3,11 @@
   stdenv,
   buildPythonPackage,
   fetchFromGitHub,
-  pythonOlder,
 
   # builds
   poetry-core,
 
   # propagates
-  isodate,
   pyparsing,
 
   # extras: networkx
@@ -41,8 +39,7 @@ buildPythonPackage rec {
 
   dependencies = [
     pyparsing
-  ]
-  ++ lib.optionals (pythonOlder "3.11") [ isodate ];
+  ];
 
   optional-dependencies = {
     html = [ html5lib ];
diff --git a/pkgs/development/python-modules/responses/default.nix b/pkgs/development/python-modules/responses/default.nix
index 2c731ad8f304..81e69eb00e78 100644
--- a/pkgs/development/python-modules/responses/default.nix
+++ b/pkgs/development/python-modules/responses/default.nix
@@ -5,11 +5,9 @@
   pytest-asyncio,
   pytest-httpserver,
   pytestCheckHook,
-  pythonOlder,
   pyyaml,
   requests,
   setuptools,
-  tomli,
   tomli-w,
   types-pyyaml,
   types-toml,
@@ -45,8 +43,7 @@ buildPythonPackage rec {
     pytest-httpserver
     pytestCheckHook
     tomli-w
-  ]
-  ++ lib.optionals (pythonOlder "3.11") [ tomli ];
+  ];
 
   pythonImportsCheck = [ "responses" ];
 
diff --git a/pkgs/development/python-modules/romy/default.nix b/pkgs/development/python-modules/romy/default.nix
index c09b537da86a..bf334ecca73b 100644
--- a/pkgs/development/python-modules/romy/default.nix
+++ b/pkgs/development/python-modules/romy/default.nix
@@ -3,7 +3,6 @@
   buildPythonPackage,
   fetchFromGitHub,
   setuptools,
-  pythonOlder,
   aiohttp,
 }:
 
@@ -12,8 +11,6 @@ buildPythonPackage rec {
   version = "0.0.10";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "xeniter";
     repo = "romy";
diff --git a/pkgs/development/python-modules/rstcheck-core/default.nix b/pkgs/development/python-modules/rstcheck-core/default.nix
index 0554f2018c64..912d1b52c390 100644
--- a/pkgs/development/python-modules/rstcheck-core/default.nix
+++ b/pkgs/development/python-modules/rstcheck-core/default.nix
@@ -8,7 +8,6 @@
   pydantic,
   pytest-mock,
   pytestCheckHook,
-  pythonOlder,
   setuptools,
   setuptools-scm,
 }:
diff --git a/pkgs/development/python-modules/safehttpx/default.nix b/pkgs/development/python-modules/safehttpx/default.nix
index 95614467399f..52b03022a64f 100644
--- a/pkgs/development/python-modules/safehttpx/default.nix
+++ b/pkgs/development/python-modules/safehttpx/default.nix
@@ -4,7 +4,6 @@
   fetchPypi,
   hatchling,
   httpx,
-  pythonOlder,
 }:
 
 buildPythonPackage rec {
diff --git a/pkgs/development/python-modules/safety/default.nix b/pkgs/development/python-modules/safety/default.nix
index e28902e92a67..692bc4c80694 100644
--- a/pkgs/development/python-modules/safety/default.nix
+++ b/pkgs/development/python-modules/safety/default.nix
@@ -1,7 +1,6 @@
 {
   lib,
   buildPythonPackage,
-  pythonOlder,
   fetchFromGitHub,
   hatchling,
   setuptools,
diff --git a/pkgs/development/python-modules/scikit-build-core/default.nix b/pkgs/development/python-modules/scikit-build-core/default.nix
index cc493c1a75c3..7a2bfd7d9d48 100644
--- a/pkgs/development/python-modules/scikit-build-core/default.nix
+++ b/pkgs/development/python-modules/scikit-build-core/default.nix
@@ -2,7 +2,6 @@
   lib,
   buildPythonPackage,
   fetchFromGitHub,
-  pythonOlder,
 
   # build-system
   hatch-vcs,
@@ -13,7 +12,6 @@
   # dependencies
   packaging,
   pathspec,
-  exceptiongroup,
 
   # tests
   build,
@@ -23,7 +21,6 @@
   pytest-subprocess,
   pytestCheckHook,
   setuptools,
-  tomli,
   virtualenv,
   wheel,
 }:
@@ -40,10 +37,7 @@ buildPythonPackage rec {
     hash = "sha256-4DwODJw1U/0+K/d7znYtDO2va71lzp1gDm4Bg9OBjQY=";
   };
 
-  postPatch = lib.optionalString (pythonOlder "3.11") ''
-    substituteInPlace pyproject.toml \
-      --replace-fail '"error",' '"error", "ignore::UserWarning",'
-  '';
+  postPatch = "";
 
   build-system = [
     hatch-vcs
@@ -53,10 +47,6 @@ buildPythonPackage rec {
   dependencies = [
     packaging
     pathspec
-  ]
-  ++ lib.optionals (pythonOlder "3.11") [
-    exceptiongroup
-    tomli
   ];
 
   nativeCheckInputs = [
diff --git a/pkgs/development/python-modules/scikit-build/default.nix b/pkgs/development/python-modules/scikit-build/default.nix
index 221eeff0da87..31f0a1d2b65f 100644
--- a/pkgs/development/python-modules/scikit-build/default.nix
+++ b/pkgs/development/python-modules/scikit-build/default.nix
@@ -1,7 +1,6 @@
 {
   lib,
   buildPythonPackage,
-  pythonOlder,
   fetchPypi,
   fetchpatch2,
   hatch-fancy-pypi-readme,
@@ -11,7 +10,6 @@
   packaging,
   setuptools,
   wheel,
-  tomli,
   # Test Inputs
   cmake,
   cython,
@@ -61,8 +59,7 @@ buildPythonPackage rec {
     packaging
     setuptools
     wheel
-  ]
-  ++ lib.optionals (pythonOlder "3.11") [ tomli ];
+  ];
 
   nativeCheckInputs = [
     cmake
diff --git a/pkgs/development/python-modules/scipy-stubs/default.nix b/pkgs/development/python-modules/scipy-stubs/default.nix
index 9c5d7f197456..ea35166924a6 100644
--- a/pkgs/development/python-modules/scipy-stubs/default.nix
+++ b/pkgs/development/python-modules/scipy-stubs/default.nix
@@ -2,7 +2,6 @@
   lib,
   buildPythonPackage,
   fetchFromGitHub,
-  pythonOlder,
   uv-build,
   optype,
   scipy,
@@ -25,8 +24,6 @@ buildPythonPackage rec {
       --replace-fail "uv_build>=0.9.0,<0.10.0" "uv_build"
   '';
 
-  disabled = pythonOlder "3.11";
-
   build-system = [
     uv-build
   ];
diff --git a/pkgs/development/python-modules/sensai-utils/default.nix b/pkgs/development/python-modules/sensai-utils/default.nix
index 8364f07a5577..ddf21ca0a25c 100644
--- a/pkgs/development/python-modules/sensai-utils/default.nix
+++ b/pkgs/development/python-modules/sensai-utils/default.nix
@@ -3,7 +3,6 @@
   buildPythonPackage,
   fetchFromGitHub,
   pytestCheckHook,
-  pythonOlder,
   setuptools,
   typing-extensions,
 }:
@@ -13,8 +12,6 @@ buildPythonPackage rec {
   version = "1.6.0";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "opcode81";
     repo = "sensAI-utils";
diff --git a/pkgs/development/python-modules/sensoterra/default.nix b/pkgs/development/python-modules/sensoterra/default.nix
index a592bd652fc3..da398e4e0510 100644
--- a/pkgs/development/python-modules/sensoterra/default.nix
+++ b/pkgs/development/python-modules/sensoterra/default.nix
@@ -2,7 +2,6 @@
   lib,
   buildPythonPackage,
   fetchPypi,
-  pythonOlder,
   requests,
   setuptools,
 }:
@@ -12,8 +11,6 @@ buildPythonPackage rec {
   version = "2.0.1";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchPypi {
     inherit pname version;
     hash = "sha256-WfjTOns5OPU8+ufDeFdDGjURhBWUFfw/qRSHQazBL04=";
diff --git a/pkgs/development/python-modules/setuptools-generate/default.nix b/pkgs/development/python-modules/setuptools-generate/default.nix
index 9f8baf22be04..adb0cec964a7 100644
--- a/pkgs/development/python-modules/setuptools-generate/default.nix
+++ b/pkgs/development/python-modules/setuptools-generate/default.nix
@@ -2,13 +2,11 @@
   lib,
   buildPythonPackage,
   fetchFromGitHub,
-  pythonOlder,
   setuptools-scm,
   click,
   help2man,
   markdown-it-py,
   shtab,
-  tomli,
   pytestCheckHook,
 }:
 
@@ -31,8 +29,7 @@ buildPythonPackage rec {
     help2man
     markdown-it-py
     shtab
-  ]
-  ++ lib.optionals (pythonOlder "3.11") [ tomli ];
+  ];
 
   nativeCheckInputs = [ pytestCheckHook ];
 
diff --git a/pkgs/development/python-modules/setuptools-git-versioning/default.nix b/pkgs/development/python-modules/setuptools-git-versioning/default.nix
index 37708bda7d3d..477be6ebacf0 100644
--- a/pkgs/development/python-modules/setuptools-git-versioning/default.nix
+++ b/pkgs/development/python-modules/setuptools-git-versioning/default.nix
@@ -8,10 +8,8 @@
   packaging,
   pytestCheckHook,
   pytest-rerunfailures,
-  pythonOlder,
   setuptools,
   toml,
-  tomli,
 }:
 
 buildPythonPackage rec {
@@ -41,8 +39,7 @@ buildPythonPackage rec {
   dependencies = [
     packaging
     setuptools
-  ]
-  ++ lib.optionals (pythonOlder "3.11") [ tomli ];
+  ];
 
   pythonImportsCheck = [ "setuptools_git_versioning" ];
 
diff --git a/pkgs/development/python-modules/setuptools-scm/default.nix b/pkgs/development/python-modules/setuptools-scm/default.nix
index bde5a8ac60a7..1c165bb9c498 100644
--- a/pkgs/development/python-modules/setuptools-scm/default.nix
+++ b/pkgs/development/python-modules/setuptools-scm/default.nix
@@ -3,7 +3,6 @@
   buildPythonPackage,
   callPackage,
   fetchPypi,
-  pythonOlder,
 
   # build-system
   setuptools,
@@ -11,7 +10,6 @@
   # dependencies
   packaging,
   typing-extensions,
-  tomli,
 
   # optional-dependencies
   rich,
@@ -28,23 +26,15 @@ buildPythonPackage rec {
     hash = "sha256-RuHPfooJZSthP5uk/ptV8vSW56Iz5OANJafLQflMPAs=";
   };
 
-  postPatch =
-    if (pythonOlder "3.11") then
-      ''
-        substituteInPlace pyproject.toml \
-          --replace-fail 'tomli<=2.0.2' 'tomli'
-      ''
-    else
-      null;
+  postPatch = null;
 
-  build-system = [ setuptools ] ++ lib.optionals (pythonOlder "3.11") [ tomli ];
+  build-system = [ setuptools ];
 
   dependencies = [
     packaging
     setuptools
     typing-extensions
-  ]
-  ++ lib.optionals (pythonOlder "3.11") [ tomli ];
+  ];
 
   optional-dependencies = {
     rich = [ rich ];
diff --git a/pkgs/development/python-modules/shapely/default.nix b/pkgs/development/python-modules/shapely/default.nix
index f7fdef8685ed..bd44c37972cb 100644
--- a/pkgs/development/python-modules/shapely/default.nix
+++ b/pkgs/development/python-modules/shapely/default.nix
@@ -4,7 +4,6 @@
   buildPythonPackage,
   fetchFromGitHub,
   pytestCheckHook,
-  pythonOlder,
 
   cython,
   geos,
@@ -18,7 +17,6 @@ buildPythonPackage rec {
   pname = "shapely";
   version = "2.1.2";
   pyproject = true;
-  disabled = pythonOlder "3.11";
 
   src = fetchFromGitHub {
     owner = "shapely";
diff --git a/pkgs/development/python-modules/sip/default.nix b/pkgs/development/python-modules/sip/default.nix
index 59f0a75f3ed6..a19b177b0f65 100644
--- a/pkgs/development/python-modules/sip/default.nix
+++ b/pkgs/development/python-modules/sip/default.nix
@@ -2,11 +2,9 @@
   lib,
   buildPythonPackage,
   fetchPypi,
-  pythonOlder,
   setuptools,
   setuptools-scm,
   packaging,
-  tomli,
 
   # tests
   poppler-qt5,
@@ -32,8 +30,7 @@ buildPythonPackage rec {
   dependencies = [
     packaging
     setuptools
-  ]
-  ++ lib.optionals (pythonOlder "3.11") [ tomli ];
+  ];
 
   # There aren't tests
   doCheck = false;
diff --git a/pkgs/development/python-modules/skodaconnect/default.nix b/pkgs/development/python-modules/skodaconnect/default.nix
index 92c21fb86c5a..cff4d35bfb18 100644
--- a/pkgs/development/python-modules/skodaconnect/default.nix
+++ b/pkgs/development/python-modules/skodaconnect/default.nix
@@ -8,7 +8,6 @@
   flit-core,
   lxml,
   pyjwt,
-  pythonOlder,
 }:
 
 buildPythonPackage rec {
@@ -16,8 +15,6 @@ buildPythonPackage rec {
   version = "1.3.11";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "lendy007";
     repo = "skodaconnect";
diff --git a/pkgs/development/python-modules/skops/default.nix b/pkgs/development/python-modules/skops/default.nix
index 80860f51a307..27784318853d 100644
--- a/pkgs/development/python-modules/skops/default.nix
+++ b/pkgs/development/python-modules/skops/default.nix
@@ -12,7 +12,6 @@
   prettytable,
   pytest-cov-stub,
   pytestCheckHook,
-  pythonOlder,
   pyyaml,
   rich,
   scikit-learn,
diff --git a/pkgs/development/python-modules/solo-python/default.nix b/pkgs/development/python-modules/solo-python/default.nix
index 6c43296561df..98619aa26173 100644
--- a/pkgs/development/python-modules/solo-python/default.nix
+++ b/pkgs/development/python-modules/solo-python/default.nix
@@ -2,7 +2,6 @@
   lib,
   buildPythonPackage,
   fetchFromGitHub,
-  pythonOlder,
   flit,
   click,
   cryptography,
diff --git a/pkgs/development/python-modules/soxr/default.nix b/pkgs/development/python-modules/soxr/default.nix
index 0b4829d4a741..17973333df6b 100644
--- a/pkgs/development/python-modules/soxr/default.nix
+++ b/pkgs/development/python-modules/soxr/default.nix
@@ -2,7 +2,6 @@
   lib,
   buildPythonPackage,
   fetchFromGitHub,
-  pythonOlder,
 
   # build-system
   cmake,
@@ -11,7 +10,6 @@
   scikit-build-core,
   setuptools,
   setuptools-scm,
-  typing-extensions,
 
   # native dependencies
   libsoxr,
@@ -53,9 +51,6 @@ buildPythonPackage rec {
     nanobind
     setuptools
     setuptools-scm
-  ]
-  ++ lib.optionals (pythonOlder "3.11") [
-    typing-extensions
   ];
 
   buildInputs = [ libsoxr ];
diff --git a/pkgs/development/python-modules/sphinx/default.nix b/pkgs/development/python-modules/sphinx/default.nix
index 655b36b081bd..9ccb4eae1e6e 100644
--- a/pkgs/development/python-modules/sphinx/default.nix
+++ b/pkgs/development/python-modules/sphinx/default.nix
@@ -2,7 +2,6 @@
   lib,
   buildPythonPackage,
   pythonAtLeast,
-  pythonOlder,
   fetchFromGitHub,
   isPyPy,
 
@@ -27,7 +26,6 @@
   sphinxcontrib-qthelp,
   sphinxcontrib-serializinghtml,
   sphinxcontrib-websupport,
-  tomli,
 
   # check phase
   defusedxml,
@@ -47,8 +45,6 @@ buildPythonPackage rec {
   version = "8.2.3";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "sphinx-doc";
     repo = "sphinx";
@@ -84,8 +80,7 @@ buildPythonPackage rec {
     sphinxcontrib-serializinghtml
     # extra[docs]
     sphinxcontrib-websupport
-  ]
-  ++ lib.optionals (pythonOlder "3.11") [ tomli ];
+  ];
 
   __darwinAllowLocalNetworking = true;
 
diff --git a/pkgs/development/python-modules/statmake/default.nix b/pkgs/development/python-modules/statmake/default.nix
index 8518632fcae6..d9345f82b5c3 100644
--- a/pkgs/development/python-modules/statmake/default.nix
+++ b/pkgs/development/python-modules/statmake/default.nix
@@ -3,13 +3,11 @@
   attrs,
   buildPythonPackage,
   cattrs,
-  exceptiongroup,
   fetchFromGitHub,
   fonttools,
   fs,
   poetry-core,
   pytestCheckHook,
-  pythonOlder,
   ufo2ft,
   ufolib2,
   hatchling,
@@ -41,8 +39,7 @@ buildPythonPackage rec {
     fonttools
     # required by fonttools[ufo]
     fs
-  ]
-  ++ lib.optionals (pythonOlder "3.11") [ exceptiongroup ];
+  ];
 
   nativeCheckInputs = [
     pytestCheckHook
diff --git a/pkgs/development/python-modules/sunwatcher/default.nix b/pkgs/development/python-modules/sunwatcher/default.nix
index 0a3d7a1a1bd6..b0d11070116a 100644
--- a/pkgs/development/python-modules/sunwatcher/default.nix
+++ b/pkgs/development/python-modules/sunwatcher/default.nix
@@ -2,7 +2,6 @@
   lib,
   buildPythonPackage,
   fetchPypi,
-  pythonOlder,
   requests,
   setuptools,
 }:
diff --git a/pkgs/development/python-modules/systembridgemodels/default.nix b/pkgs/development/python-modules/systembridgemodels/default.nix
index 151fcd1f3cf0..a548b08957d5 100644
--- a/pkgs/development/python-modules/systembridgemodels/default.nix
+++ b/pkgs/development/python-modules/systembridgemodels/default.nix
@@ -1,7 +1,6 @@
 {
   lib,
   buildPythonPackage,
-  pythonOlder,
   fetchFromGitHub,
   setuptools,
   pytestCheckHook,
@@ -13,8 +12,6 @@ buildPythonPackage rec {
   version = "5.1.1";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "timmo001";
     repo = "system-bridge-models";
diff --git a/pkgs/development/python-modules/tabcmd/default.nix b/pkgs/development/python-modules/tabcmd/default.nix
index f31b7e20df8d..b2282677ee3b 100644
--- a/pkgs/development/python-modules/tabcmd/default.nix
+++ b/pkgs/development/python-modules/tabcmd/default.nix
@@ -9,7 +9,6 @@
   pytest-order,
   pytestCheckHook,
   python,
-  pythonOlder,
   requests,
   setuptools,
   setuptools-scm,
diff --git a/pkgs/development/python-modules/tailscale/default.nix b/pkgs/development/python-modules/tailscale/default.nix
index 65f69562e5fa..43163090bad9 100644
--- a/pkgs/development/python-modules/tailscale/default.nix
+++ b/pkgs/development/python-modules/tailscale/default.nix
@@ -10,7 +10,6 @@
   pytest-asyncio,
   pytest-cov-stub,
   pytestCheckHook,
-  pythonOlder,
   yarl,
 }:
 
@@ -19,8 +18,6 @@ buildPythonPackage rec {
   version = "0.6.2";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "frenck";
     repo = "python-tailscale";
diff --git a/pkgs/development/python-modules/temporalio/default.nix b/pkgs/development/python-modules/temporalio/default.nix
index a755fe339a21..3546f2b8701d 100644
--- a/pkgs/development/python-modules/temporalio/default.nix
+++ b/pkgs/development/python-modules/temporalio/default.nix
@@ -13,8 +13,6 @@
   protobuf,
   types-protobuf,
   typing-extensions,
-  pythonOlder,
-  python-dateutil,
 
   # nativeBuildInputs
   cargo,
@@ -61,8 +59,7 @@ buildPythonPackage rec {
     protobuf
     types-protobuf
     typing-extensions
-  ]
-  ++ lib.optional (pythonOlder "3.11") python-dateutil;
+  ];
 
   nativeBuildInputs = [
     cargo
diff --git a/pkgs/development/python-modules/terminaltables3/default.nix b/pkgs/development/python-modules/terminaltables3/default.nix
index 6f7b82e329d6..5ddd2375ba28 100644
--- a/pkgs/development/python-modules/terminaltables3/default.nix
+++ b/pkgs/development/python-modules/terminaltables3/default.nix
@@ -8,7 +8,6 @@
   pytest-cov-stub,
   pytest-xdist,
   pytestCheckHook,
-  pythonOlder,
   termcolor,
 }:
 
@@ -17,8 +16,6 @@ buildPythonPackage rec {
   version = "4.0.0-unstable-2024-07-21";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "matthewdeanmartin";
     repo = "terminaltables3";
diff --git a/pkgs/development/python-modules/tianshou/default.nix b/pkgs/development/python-modules/tianshou/default.nix
index a63bb89cd38e..4cb4ac39635f 100644
--- a/pkgs/development/python-modules/tianshou/default.nix
+++ b/pkgs/development/python-modules/tianshou/default.nix
@@ -2,7 +2,6 @@
   lib,
   stdenv,
   buildPythonPackage,
-  pythonOlder,
   fetchFromGitHub,
 
   # build-system
@@ -50,8 +49,6 @@ buildPythonPackage rec {
   version = "1.2.0";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "thu-ml";
     repo = "tianshou";
diff --git a/pkgs/development/python-modules/todoist-api-python/default.nix b/pkgs/development/python-modules/todoist-api-python/default.nix
index 3946537df1cf..100a41ef5a6b 100644
--- a/pkgs/development/python-modules/todoist-api-python/default.nix
+++ b/pkgs/development/python-modules/todoist-api-python/default.nix
@@ -7,7 +7,6 @@
   hatchling,
   pytest-asyncio,
   pytestCheckHook,
-  pythonOlder,
   requests,
   responses,
 }:
diff --git a/pkgs/development/python-modules/torch/bin/default.nix b/pkgs/development/python-modules/torch/bin/default.nix
index 3d2b37967128..c395192d0b30 100644
--- a/pkgs/development/python-modules/torch/bin/default.nix
+++ b/pkgs/development/python-modules/torch/bin/default.nix
@@ -3,7 +3,6 @@
   stdenv,
   python,
   buildPythonPackage,
-  pythonOlder,
   pythonAtLeast,
   fetchurl,
 
@@ -45,7 +44,7 @@ buildPythonPackage {
 
   format = "wheel";
 
-  disabled = (pythonOlder "3.10") || (pythonAtLeast "3.15");
+  disabled = pythonAtLeast "3.15";
 
   src = fetchurl srcs."${stdenv.system}-${pyVerNoDot}" or unsupported;
 
diff --git a/pkgs/development/python-modules/torchaudio/bin.nix b/pkgs/development/python-modules/torchaudio/bin.nix
index 2e9e5bd3f533..119635676d7e 100644
--- a/pkgs/development/python-modules/torchaudio/bin.nix
+++ b/pkgs/development/python-modules/torchaudio/bin.nix
@@ -4,7 +4,6 @@
   buildPythonPackage,
   python,
   fetchurl,
-  pythonOlder,
   pythonAtLeast,
 
   # buildInputs
@@ -34,7 +33,7 @@ buildPythonPackage (finalAttrs: {
     in
     fetchurl srcs;
 
-  disabled = (pythonOlder "3.10") || (pythonAtLeast "3.15");
+  disabled = pythonAtLeast "3.15";
 
   buildInputs = [
     # We need to patch lib/torio/_torio_ffmpeg6
diff --git a/pkgs/development/python-modules/torchvision/bin.nix b/pkgs/development/python-modules/torchvision/bin.nix
index d689cf36db58..468d28515e20 100644
--- a/pkgs/development/python-modules/torchvision/bin.nix
+++ b/pkgs/development/python-modules/torchvision/bin.nix
@@ -4,7 +4,6 @@
   python,
   buildPythonPackage,
   fetchurl,
-  pythonOlder,
   pythonAtLeast,
 
   # buildInputs
@@ -34,7 +33,7 @@ buildPythonPackage {
 
   src = fetchurl srcs."${stdenv.system}-${pyVerNoDot}" or unsupported;
 
-  disabled = (pythonOlder "3.10") || (pythonAtLeast "3.15");
+  disabled = pythonAtLeast "3.15";
 
   # Note that we don't rely on config.cudaSupport here, because the Linux wheels all come built with CUDA support.
   buildInputs =
diff --git a/pkgs/development/python-modules/towncrier/default.nix b/pkgs/development/python-modules/towncrier/default.nix
index dccb5ba0ecf3..12120c516745 100644
--- a/pkgs/development/python-modules/towncrier/default.nix
+++ b/pkgs/development/python-modules/towncrier/default.nix
@@ -9,8 +9,6 @@
   jinja2,
   mock,
   pytestCheckHook,
-  pythonOlder,
-  tomli,
   twisted,
 }:
 
@@ -30,8 +28,7 @@ buildPythonPackage rec {
     click
     incremental
     jinja2
-  ]
-  ++ lib.optionals (pythonOlder "3.11") [ tomli ];
+  ];
 
   preCheck = ''
     export PATH=$out/bin:$PATH
diff --git a/pkgs/development/python-modules/tox/default.nix b/pkgs/development/python-modules/tox/default.nix
index 8d14f48a2268..2676888849e7 100644
--- a/pkgs/development/python-modules/tox/default.nix
+++ b/pkgs/development/python-modules/tox/default.nix
@@ -2,11 +2,9 @@
   lib,
   buildPythonPackage,
   fetchFromGitHub,
-  pythonOlder,
   packaging,
   pluggy,
   virtualenv,
-  tomli,
   filelock,
   hatchling,
   hatch-vcs,
@@ -17,7 +15,6 @@
   cachetools,
   testers,
   tox,
-  typing-extensions,
 }:
 
 buildPythonPackage rec {
@@ -47,10 +44,6 @@ buildPythonPackage rec {
     pluggy
     pyproject-api
     virtualenv
-  ]
-  ++ lib.optionals (pythonOlder "3.11") [
-    tomli
-    typing-extensions
   ];
 
   doCheck = false; # infinite recursion via devpi-client
diff --git a/pkgs/development/python-modules/trakit/default.nix b/pkgs/development/python-modules/trakit/default.nix
index d5db7f459427..d6fd6f95c356 100644
--- a/pkgs/development/python-modules/trakit/default.nix
+++ b/pkgs/development/python-modules/trakit/default.nix
@@ -2,7 +2,6 @@
   lib,
   buildPythonPackage,
   fetchFromGitHub,
-  pythonOlder,
 
   # build dependencies
   poetry-core,
@@ -22,8 +21,6 @@ buildPythonPackage rec {
   version = "0.2.5";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "ratoaq2";
     repo = "trakit";
diff --git a/pkgs/development/python-modules/trio-asyncio/default.nix b/pkgs/development/python-modules/trio-asyncio/default.nix
index e29d707ab897..739fb0c2d3ee 100644
--- a/pkgs/development/python-modules/trio-asyncio/default.nix
+++ b/pkgs/development/python-modules/trio-asyncio/default.nix
@@ -7,11 +7,9 @@
   trio,
   outcome,
   sniffio,
-  exceptiongroup,
   pytest-trio,
   pytestCheckHook,
   pythonAtLeast,
-  pythonOlder,
 }:
 
 buildPythonPackage rec {
@@ -41,8 +39,7 @@ buildPythonPackage rec {
     trio
     outcome
     sniffio
-  ]
-  ++ lib.optionals (pythonOlder "3.11") [ exceptiongroup ];
+  ];
 
   pytestFlags = [
     # RuntimeWarning: Can't run the Python asyncio tests because they're not installed
diff --git a/pkgs/development/python-modules/trio-websocket/default.nix b/pkgs/development/python-modules/trio-websocket/default.nix
index 150a62bc9ce1..544d767cbdf4 100644
--- a/pkgs/development/python-modules/trio-websocket/default.nix
+++ b/pkgs/development/python-modules/trio-websocket/default.nix
@@ -3,9 +3,7 @@
   stdenv,
   buildPythonPackage,
   fetchFromGitHub,
-  pythonOlder,
   setuptools,
-  exceptiongroup,
   pytest-trio,
   pytestCheckHook,
   trio,
@@ -30,8 +28,7 @@ buildPythonPackage rec {
   dependencies = [
     trio
     wsproto
-  ]
-  ++ lib.optionals (pythonOlder "3.11") [ exceptiongroup ];
+  ];
 
   nativeCheckInputs = [
     pytest-trio
diff --git a/pkgs/development/python-modules/trio/default.nix b/pkgs/development/python-modules/trio/default.nix
index 15b78e9bdef1..7bfd2857a611 100644
--- a/pkgs/development/python-modules/trio/default.nix
+++ b/pkgs/development/python-modules/trio/default.nix
@@ -9,7 +9,6 @@
 
   # dependencies
   attrs,
-  exceptiongroup,
   idna,
   outcome,
   sniffio,
@@ -54,8 +53,7 @@ buildPythonPackage rec {
     outcome
     sniffio
     sortedcontainers
-  ]
-  ++ lib.optionals (pythonOlder "3.11") [ exceptiongroup ];
+  ];
 
   __darwinAllowLocalNetworking = true;
 
diff --git a/pkgs/development/python-modules/twentemilieu/default.nix b/pkgs/development/python-modules/twentemilieu/default.nix
index a70016ff0763..9698aa8c9b02 100644
--- a/pkgs/development/python-modules/twentemilieu/default.nix
+++ b/pkgs/development/python-modules/twentemilieu/default.nix
@@ -8,7 +8,6 @@
   pytest-asyncio,
   pytest-cov-stub,
   pytestCheckHook,
-  pythonOlder,
   yarl,
 }:
 
@@ -17,8 +16,6 @@ buildPythonPackage rec {
   version = "2.2.1";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "frenck";
     repo = "python-twentemilieu";
diff --git a/pkgs/development/python-modules/typed-settings/default.nix b/pkgs/development/python-modules/typed-settings/default.nix
index 933a37720917..d49e81aa09dd 100644
--- a/pkgs/development/python-modules/typed-settings/default.nix
+++ b/pkgs/development/python-modules/typed-settings/default.nix
@@ -15,11 +15,8 @@
   pytestCheckHook,
   python-dotenv,
   pythonAtLeast,
-  pythonOlder,
   rich-click,
   sybil,
-  tomli,
-  typing-extensions,
 }:
 buildPythonPackage rec {
   pname = "typed-settings";
@@ -34,8 +31,6 @@ buildPythonPackage rec {
 
   build-system = [ hatchling ];
 
-  dependencies = lib.optionals (pythonOlder "3.11") [ tomli ];
-
   optional-dependencies = {
     all = [
       attrs
@@ -66,8 +61,7 @@ buildPythonPackage rec {
     rich-click
     sybil
   ]
-  ++ (lib.optional (pythonOlder "3.11") typing-extensions)
-  ++ (lib.concatAttrValues optional-dependencies);
+  ++ lib.concatAttrValues optional-dependencies;
 
   enabledTestPaths = [ "tests" ];
 
diff --git a/pkgs/development/python-modules/universal-silabs-flasher/default.nix b/pkgs/development/python-modules/universal-silabs-flasher/default.nix
index 087cfdc531e4..27c60f8db34e 100644
--- a/pkgs/development/python-modules/universal-silabs-flasher/default.nix
+++ b/pkgs/development/python-modules/universal-silabs-flasher/default.nix
@@ -3,13 +3,11 @@
   stdenv,
   buildPythonPackage,
   fetchFromGitHub,
-  pythonOlder,
 
   # build-system
   setuptools,
 
   # dependencies
-  async-timeout,
   bellows,
   click,
   coloredlogs,
@@ -55,7 +53,6 @@ buildPythonPackage rec {
     typing-extensions
     zigpy
   ]
-  ++ lib.optionals (pythonOlder "3.11") [ async-timeout ]
   ++ lib.optionals (stdenv.hostPlatform.isLinux) [ libgpiod ];
 
   nativeCheckInputs = [
diff --git a/pkgs/development/python-modules/upb-lib/default.nix b/pkgs/development/python-modules/upb-lib/default.nix
index ea49f861becd..49755902d145 100644
--- a/pkgs/development/python-modules/upb-lib/default.nix
+++ b/pkgs/development/python-modules/upb-lib/default.nix
@@ -5,7 +5,6 @@
   hatchling,
   pyserial-asyncio-fast,
   pytestCheckHook,
-  pythonOlder,
   pytz,
 }:
 
@@ -14,8 +13,6 @@ buildPythonPackage rec {
   version = "0.6.1";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "gwww";
     repo = "upb-lib";
diff --git a/pkgs/development/python-modules/uplink/default.nix b/pkgs/development/python-modules/uplink/default.nix
index b63878a65280..3098da9500ca 100644
--- a/pkgs/development/python-modules/uplink/default.nix
+++ b/pkgs/development/python-modules/uplink/default.nix
@@ -14,7 +14,6 @@
   pytest-asyncio,
   pytest-twisted,
   twisted,
-  pythonOlder,
 }:
 
 buildPythonPackage rec {
diff --git a/pkgs/development/python-modules/uvicorn/default.nix b/pkgs/development/python-modules/uvicorn/default.nix
index 7735b19c1402..e1675593cf99 100644
--- a/pkgs/development/python-modules/uvicorn/default.nix
+++ b/pkgs/development/python-modules/uvicorn/default.nix
@@ -8,12 +8,10 @@
   httptools,
   python-dotenv,
   pyyaml,
-  typing-extensions,
   uvloop,
   watchfiles,
   websockets,
   hatchling,
-  pythonOlder,
 }:
 
 buildPythonPackage rec {
@@ -38,8 +36,7 @@ buildPythonPackage rec {
   dependencies = [
     click
     h11
-  ]
-  ++ lib.optionals (pythonOlder "3.11") [ typing-extensions ];
+  ];
 
   optional-dependencies.standard = [
     httptools
diff --git a/pkgs/development/python-modules/uvloop/default.nix b/pkgs/development/python-modules/uvloop/default.nix
index 6354d3b3d49e..b917ea456f33 100644
--- a/pkgs/development/python-modules/uvloop/default.nix
+++ b/pkgs/development/python-modules/uvloop/default.nix
@@ -2,7 +2,6 @@
   lib,
   stdenv,
   buildPythonPackage,
-  pythonOlder,
   fetchFromGitHub,
   fetchpatch,
 
@@ -74,9 +73,6 @@ buildPythonPackage rec {
     # https://github.com/MagicStack/uvloop/issues/709
     "tests/test_process.py::TestAsyncio_AIO_Process::test_cancel_post_init"
   ]
-  ++ lib.optionals (pythonOlder "3.11") [
-    "tests/test_tcp.py::Test_UV_TCPSSL::test_create_connection_ssl_failed_certificat"
-  ]
   ++ lib.optionals (stdenv.hostPlatform.isDarwin) [
     # Segmentation fault
     "tests/test_fs_event.py::Test_UV_FS_EVENT_RENAME::test_fs_event_rename"
diff --git a/pkgs/development/python-modules/vacuum-map-parser-base/default.nix b/pkgs/development/python-modules/vacuum-map-parser-base/default.nix
index 544ba4356012..1c600d96ff5c 100644
--- a/pkgs/development/python-modules/vacuum-map-parser-base/default.nix
+++ b/pkgs/development/python-modules/vacuum-map-parser-base/default.nix
@@ -1,7 +1,6 @@
 {
   lib,
   buildPythonPackage,
-  pythonOlder,
   fetchFromGitHub,
   poetry-core,
   pillow,
@@ -12,8 +11,6 @@ buildPythonPackage rec {
   version = "0.1.5";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "PiotrMachowski";
     repo = "Python-package-${pname}";
diff --git a/pkgs/development/python-modules/vacuum-map-parser-roborock/default.nix b/pkgs/development/python-modules/vacuum-map-parser-roborock/default.nix
index 9c2b794d149c..d23520cd2871 100644
--- a/pkgs/development/python-modules/vacuum-map-parser-roborock/default.nix
+++ b/pkgs/development/python-modules/vacuum-map-parser-roborock/default.nix
@@ -1,7 +1,6 @@
 {
   lib,
   buildPythonPackage,
-  pythonOlder,
   fetchFromGitHub,
   poetry-core,
   pillow,
@@ -13,8 +12,6 @@ buildPythonPackage rec {
   version = "0.1.4";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "PiotrMachowski";
     repo = "Python-package-${pname}";
diff --git a/pkgs/development/python-modules/valkey/default.nix b/pkgs/development/python-modules/valkey/default.nix
index 3ea3640deebf..7df38212e42f 100644
--- a/pkgs/development/python-modules/valkey/default.nix
+++ b/pkgs/development/python-modules/valkey/default.nix
@@ -9,9 +9,6 @@
   # build-system
   setuptools,
 
-  # dependencies
-  async-timeout,
-
   # optional-dependencies
   cryptography,
   pyopenssl,
@@ -51,8 +48,6 @@ buildPythonPackage rec {
 
   build-system = [ setuptools ];
 
-  dependencies = lib.optionals (pythonOlder "3.11") [ async-timeout ];
-
   optional-dependencies = {
     # TODO: libvalkey = [ libvalkey ];
     ocsp = [
diff --git a/pkgs/development/python-modules/vdirsyncer/default.nix b/pkgs/development/python-modules/vdirsyncer/default.nix
index 9c82e064c2a8..2b31b2e4b0f7 100644
--- a/pkgs/development/python-modules/vdirsyncer/default.nix
+++ b/pkgs/development/python-modules/vdirsyncer/default.nix
@@ -3,7 +3,6 @@
   buildPythonPackage,
   fetchPypi,
   fetchpatch,
-  pythonOlder,
   click,
   click-log,
   click-threading,
diff --git a/pkgs/development/python-modules/vehicle/default.nix b/pkgs/development/python-modules/vehicle/default.nix
index 62302b0dc854..69e753c08bdf 100644
--- a/pkgs/development/python-modules/vehicle/default.nix
+++ b/pkgs/development/python-modules/vehicle/default.nix
@@ -10,7 +10,6 @@
   pytest-asyncio,
   pytest-cov-stub,
   pytestCheckHook,
-  pythonOlder,
   syrupy,
   yarl,
 }:
@@ -20,8 +19,6 @@ buildPythonPackage rec {
   version = "2.2.2";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "frenck";
     repo = "python-vehicle";
diff --git a/pkgs/development/python-modules/versioneer/default.nix b/pkgs/development/python-modules/versioneer/default.nix
index a138a9a92906..762d086ac3dc 100644
--- a/pkgs/development/python-modules/versioneer/default.nix
+++ b/pkgs/development/python-modules/versioneer/default.nix
@@ -2,9 +2,7 @@
   lib,
   buildPythonPackage,
   fetchFromGitHub,
-  pythonOlder,
   setuptools,
-  tomli,
 }:
 
 buildPythonPackage rec {
@@ -19,11 +17,7 @@ buildPythonPackage rec {
     hash = "sha256-3b7Wfhd24Vym5XCeN/M1832Q1VzvlWi3quTRaZrID2s=";
   };
 
-  nativeBuildInputs = [ setuptools ] ++ lib.optionals (pythonOlder "3.11") [ tomli ];
-
-  optional-dependencies = {
-    toml = lib.optionals (pythonOlder "3.11") [ tomli ];
-  };
+  nativeBuildInputs = [ setuptools ];
 
   # Couldn't get tests to work because, for instance, they used virtualenv and pip
   doCheck = false;
diff --git a/pkgs/development/python-modules/versioningit/default.nix b/pkgs/development/python-modules/versioningit/default.nix
index edd16726c0f2..9c7ea7bfd6df 100644
--- a/pkgs/development/python-modules/versioningit/default.nix
+++ b/pkgs/development/python-modules/versioningit/default.nix
@@ -1,10 +1,8 @@
 {
   lib,
   buildPythonPackage,
-  pythonOlder,
   fetchPypi,
   packaging,
-  tomli,
   pytestCheckHook,
   build,
   hatchling,
@@ -35,8 +33,7 @@ buildPythonPackage rec {
 
   dependencies = [
     packaging
-  ]
-  ++ lib.optionals (pythonOlder "3.11") [ tomli ];
+  ];
 
   nativeCheckInputs = [
     pytestCheckHook
diff --git a/pkgs/development/python-modules/virtualenv/default.nix b/pkgs/development/python-modules/virtualenv/default.nix
index 6b0469c80823..a51ae2bbd75e 100644
--- a/pkgs/development/python-modules/virtualenv/default.nix
+++ b/pkgs/development/python-modules/virtualenv/default.nix
@@ -1,7 +1,6 @@
 {
   lib,
   buildPythonPackage,
-  pythonOlder,
   isPyPy,
   distlib,
   fetchFromGitHub,
@@ -57,7 +56,6 @@ buildPythonPackage rec {
     # Network access
     "test_seed_link_via_app_data"
   ]
-  ++ lib.optionals (pythonOlder "3.11") [ "test_help" ]
   ++ lib.optionals isPyPy [
     # encoding problems
     "test_bash"
diff --git a/pkgs/development/python-modules/vulture/default.nix b/pkgs/development/python-modules/vulture/default.nix
index c03c83595a59..2697107a10b0 100644
--- a/pkgs/development/python-modules/vulture/default.nix
+++ b/pkgs/development/python-modules/vulture/default.nix
@@ -5,10 +5,8 @@
   pint,
   pytest-cov-stub,
   pytestCheckHook,
-  pythonOlder,
   setuptools,
   toml,
-  tomli,
 }:
 
 buildPythonPackage rec {
@@ -23,8 +21,6 @@ buildPythonPackage rec {
 
   build-system = [ setuptools ];
 
-  dependencies = lib.optionals (pythonOlder "3.11") [ tomli ];
-
   nativeCheckInputs = [
     pint
     pytest-cov-stub
diff --git a/pkgs/development/python-modules/w1thermsensor/default.nix b/pkgs/development/python-modules/w1thermsensor/default.nix
index f4868058e570..4a9f32a0edba 100644
--- a/pkgs/development/python-modules/w1thermsensor/default.nix
+++ b/pkgs/development/python-modules/w1thermsensor/default.nix
@@ -5,11 +5,9 @@
   setuptools,
   aiofiles,
   click,
-  tomli,
   pytest-mock,
   pytest-asyncio,
   pytestCheckHook,
-  pythonOlder,
 }:
 
 buildPythonPackage rec {
@@ -42,7 +40,6 @@ buildPythonPackage rec {
     pytest-asyncio
     pytestCheckHook
   ]
-  ++ lib.optionals (pythonOlder "3.11") [ tomli ]
   ++ lib.concatAttrValues optional-dependencies;
 
   pythonImportsCheck = [ "w1thermsensor" ];
diff --git a/pkgs/development/python-modules/websockets/default.nix b/pkgs/development/python-modules/websockets/default.nix
index 3dbd0299ece2..031c44f2a9bf 100644
--- a/pkgs/development/python-modules/websockets/default.nix
+++ b/pkgs/development/python-modules/websockets/default.nix
@@ -5,7 +5,6 @@
   fetchFromGitHub,
   unittestCheckHook,
   pythonAtLeast,
-  pythonOlder,
   setuptools,
   werkzeug,
 }:
@@ -38,10 +37,6 @@ buildPythonPackage rec {
   ++ lib.optionals (pythonAtLeast "3.13") [
     # https://github.com/python-websockets/websockets/issues/1569
     "test_writing_in_send_context_fails"
-  ]
-  ++ lib.optionals (pythonOlder "3.11") [
-    # Our Python 3.10 and older raise SSLError instead of SSLCertVerificationError
-    "test_reject_invalid_server_certificate"
   ];
 
   nativeCheckInputs = [
diff --git a/pkgs/development/python-modules/whool/default.nix b/pkgs/development/python-modules/whool/default.nix
index 2d040d4dcf72..229615d56113 100644
--- a/pkgs/development/python-modules/whool/default.nix
+++ b/pkgs/development/python-modules/whool/default.nix
@@ -6,8 +6,6 @@
   lib,
   manifestoo-core,
   pytestCheckHook,
-  pythonOlder,
-  tomli,
   wheel,
 }:
 
@@ -28,8 +26,7 @@ buildPythonPackage rec {
   dependencies = [
     manifestoo-core
     wheel
-  ]
-  ++ lib.optionals (pythonOlder "3.11") [ tomli ];
+  ];
 
   pythonImportsCheck = [ "whool" ];
 
diff --git a/pkgs/development/python-modules/wled/default.nix b/pkgs/development/python-modules/wled/default.nix
index 7fcd69029332..eba545151ebe 100644
--- a/pkgs/development/python-modules/wled/default.nix
+++ b/pkgs/development/python-modules/wled/default.nix
@@ -14,7 +14,6 @@
   pytest-cov-stub,
   pytest-xdist,
   pytestCheckHook,
-  pythonOlder,
   typer,
   yarl,
   zeroconf,
@@ -25,8 +24,6 @@ buildPythonPackage rec {
   version = "0.21.0";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "frenck";
     repo = "python-wled";
diff --git a/pkgs/development/python-modules/xarray-dataclass/default.nix b/pkgs/development/python-modules/xarray-dataclass/default.nix
index c55b3e974e2b..c4e47a2a39b0 100644
--- a/pkgs/development/python-modules/xarray-dataclass/default.nix
+++ b/pkgs/development/python-modules/xarray-dataclass/default.nix
@@ -2,7 +2,6 @@
   lib,
   buildPythonPackage,
   fetchFromGitHub,
-  pythonOlder,
   hatchling,
   pytestCheckHook,
   numpy,
diff --git a/pkgs/development/python-modules/xarray/default.nix b/pkgs/development/python-modules/xarray/default.nix
index 5b501200dc82..5ae515b7c5fd 100644
--- a/pkgs/development/python-modules/xarray/default.nix
+++ b/pkgs/development/python-modules/xarray/default.nix
@@ -2,7 +2,6 @@
   lib,
   buildPythonPackage,
   fetchFromGitHub,
-  pythonOlder,
 
   # build-system
   setuptools,
@@ -41,8 +40,6 @@ buildPythonPackage rec {
   version = "2025.12.0";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "pydata";
     repo = "xarray";
diff --git a/pkgs/development/python-modules/xformers/default.nix b/pkgs/development/python-modules/xformers/default.nix
index 8054520520d9..ddceea21ff0d 100644
--- a/pkgs/development/python-modules/xformers/default.nix
+++ b/pkgs/development/python-modules/xformers/default.nix
@@ -2,7 +2,6 @@
   lib,
   stdenv,
   buildPythonPackage,
-  pythonOlder,
   fetchFromGitHub,
   which,
   setuptools,
diff --git a/pkgs/development/python-modules/xnatpy/default.nix b/pkgs/development/python-modules/xnatpy/default.nix
index c96b0f87fd63..9a73b35d35fa 100644
--- a/pkgs/development/python-modules/xnatpy/default.nix
+++ b/pkgs/development/python-modules/xnatpy/default.nix
@@ -2,7 +2,6 @@
   lib,
   buildPythonPackage,
   fetchPypi,
-  pythonOlder,
   hatchling,
   versioningit,
   click,
diff --git a/pkgs/development/python-modules/yalesmartalarmclient/default.nix b/pkgs/development/python-modules/yalesmartalarmclient/default.nix
index 048b48436e2e..ec620caedb6d 100644
--- a/pkgs/development/python-modules/yalesmartalarmclient/default.nix
+++ b/pkgs/development/python-modules/yalesmartalarmclient/default.nix
@@ -3,7 +3,6 @@
   buildPythonPackage,
   fetchFromGitHub,
   poetry-core,
-  pythonOlder,
   requests,
 }:
 
@@ -12,8 +11,6 @@ buildPythonPackage rec {
   version = "0.4.3";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "domwillcode";
     repo = "yale-smart-alarm-client";
diff --git a/pkgs/development/python-modules/yeelight/default.nix b/pkgs/development/python-modules/yeelight/default.nix
index 0f5dd64cf846..8f1e44e38a4c 100644
--- a/pkgs/development/python-modules/yeelight/default.nix
+++ b/pkgs/development/python-modules/yeelight/default.nix
@@ -1,12 +1,10 @@
 {
   lib,
-  async-timeout,
   buildPythonPackage,
   fetchFromGitLab,
   flit-core,
   ifaddr,
   pytestCheckHook,
-  pythonOlder,
 }:
 
 buildPythonPackage rec {
@@ -23,7 +21,7 @@ buildPythonPackage rec {
 
   build-system = [ flit-core ];
 
-  dependencies = [ ifaddr ] ++ lib.optionals (pythonOlder "3.11") [ async-timeout ];
+  dependencies = [ ifaddr ];
 
   nativeCheckInputs = [ pytestCheckHook ];
 
diff --git a/pkgs/development/python-modules/zeroconf/default.nix b/pkgs/development/python-modules/zeroconf/default.nix
index b25b93bc1c05..a5ca2aba1590 100644
--- a/pkgs/development/python-modules/zeroconf/default.nix
+++ b/pkgs/development/python-modules/zeroconf/default.nix
@@ -1,7 +1,6 @@
 {
   lib,
   cython,
-  async-timeout,
   buildPythonPackage,
   fetchFromGitHub,
   ifaddr,
@@ -10,7 +9,6 @@
   pytest-codspeed,
   pytest-cov-stub,
   pytest-timeout,
-  pythonOlder,
   pytestCheckHook,
   setuptools,
 }:
@@ -33,7 +31,7 @@ buildPythonPackage rec {
     setuptools
   ];
 
-  dependencies = [ ifaddr ] ++ lib.optionals (pythonOlder "3.11") [ async-timeout ];
+  dependencies = [ ifaddr ];
 
   nativeCheckInputs = [
     pytest-asyncio
diff --git a/pkgs/development/python-modules/zigpy-cc/default.nix b/pkgs/development/python-modules/zigpy-cc/default.nix
index b391ab3a2ff0..51f8b9c3958a 100644
--- a/pkgs/development/python-modules/zigpy-cc/default.nix
+++ b/pkgs/development/python-modules/zigpy-cc/default.nix
@@ -6,7 +6,6 @@
   pyserial-asyncio,
   pytest-asyncio,
   pytestCheckHook,
-  pythonOlder,
   zigpy,
 }:
 
@@ -31,7 +30,7 @@ buildPythonPackage rec {
     zigpy
   ];
 
-  doCheck = pythonOlder "3.11"; # asynctest is unsupported on python3.11
+  doCheck = false; # asynctest unsupported on 3.11+
 
   nativeCheckInputs = [
     asynctest
diff --git a/pkgs/development/python-modules/zigpy-znp/default.nix b/pkgs/development/python-modules/zigpy-znp/default.nix
index ce72e4f7a79a..11e2fce0a079 100644
--- a/pkgs/development/python-modules/zigpy-znp/default.nix
+++ b/pkgs/development/python-modules/zigpy-znp/default.nix
@@ -1,6 +1,5 @@
 {
   lib,
-  async-timeout,
   buildPythonPackage,
   coloredlogs,
   fetchFromGitHub,
@@ -11,7 +10,6 @@
   pytest-timeout,
   pytest-xdist,
   pytestCheckHook,
-  pythonOlder,
   setuptools,
   voluptuous,
   zigpy,
@@ -43,9 +41,6 @@ buildPythonPackage rec {
     jsonschema
     voluptuous
     zigpy
-  ]
-  ++ lib.optionals (pythonOlder "3.11") [
-    async-timeout
   ];
 
   nativeCheckInputs = [
diff --git a/pkgs/development/python-modules/zigpy/default.nix b/pkgs/development/python-modules/zigpy/default.nix
index ea68845857a4..eea2a720a25d 100644
--- a/pkgs/development/python-modules/zigpy/default.nix
+++ b/pkgs/development/python-modules/zigpy/default.nix
@@ -4,7 +4,6 @@
   aiohttp,
   aioresponses,
   aiosqlite,
-  async-timeout,
   attrs,
   buildPythonPackage,
   crccheck,
@@ -18,7 +17,6 @@
   pytest-asyncio_0,
   pytest-timeout,
   pytestCheckHook,
-  pythonOlder,
   setuptools,
   typing-extensions,
   voluptuous,
@@ -55,8 +53,7 @@ buildPythonPackage rec {
     pyserial-asyncio-fast
     typing-extensions
     voluptuous
-  ]
-  ++ lib.optionals (pythonOlder "3.11") [ async-timeout ];
+  ];
 
   nativeCheckInputs = [
     aioresponses
diff --git a/pkgs/development/python-modules/zm-py/default.nix b/pkgs/development/python-modules/zm-py/default.nix
index 16163ea3de5a..38d6b5c705c0 100644
--- a/pkgs/development/python-modules/zm-py/default.nix
+++ b/pkgs/development/python-modules/zm-py/default.nix
@@ -4,7 +4,6 @@
   fetchFromGitHub,
   poetry-core,
   pytestCheckHook,
-  pythonOlder,
   requests,
 }:
 
@@ -13,8 +12,6 @@ buildPythonPackage rec {
   version = "0.5.4";
   pyproject = true;
 
-  disabled = pythonOlder "3.11";
-
   src = fetchFromGitHub {
     owner = "rohankapoorcom";
     repo = "zm-py";