python312Packages.unsloth-zoo: init at 2025.4.1

Co-authored-by: Gaétan Lepage <33058747+GaetanLepage@users.noreply.github.com>
Co-authored-by: OTABI Tomoya <tomoya.otabi@gmail.com>

pkgs/development/python-modules/unsloth-zoo/default.nix

@@ -0,0 +1,86 @@
+{
+  lib,
+  buildPythonPackage,
+  fetchPypi,
+
+  # build-system
+  setuptools,
+  setuptools-scm,
+
+  # dependencies
+  accelerate,
+  cut-cross-entropy,
+  datasets,
+  hf-transfer,
+  huggingface-hub,
+  packaging,
+  peft,
+  psutil,
+  sentencepiece,
+  torch,
+  tqdm,
+  transformers,
+  trl,
+  tyro,
+}:
+
+buildPythonPackage rec {
+  pname = "unsloth-zoo";
+  version = "2025.4.1";
+  pyproject = true;
+
+  # no tags on GitHub
+  src = fetchPypi {
+    pname = "unsloth_zoo";
+    inherit version;
+    hash = "sha256-mRs/NMCNJWT52S7mtbQI332IQR6+/IaL29XmtMOz3fE=";
+  };
+
+  # pyproject.toml requires an obsolete version of protobuf,
+  # but it is not used.
+  # Upstream issue: https://github.com/unslothai/unsloth-zoo/pull/68
+  pythonRelaxDeps = [
+    "protobuf"
+  ];
+
+  patches = [
+    # Avoid circular dependency in Nix, since `unsloth` depends on `unsloth-zoo`.
+    ./dont-require-unsloth.patch
+  ];
+
+  build-system = [
+    setuptools
+    setuptools-scm
+  ];
+
+  dependencies = [
+    accelerate
+    cut-cross-entropy
+    datasets
+    hf-transfer
+    huggingface-hub
+    packaging
+    peft
+    psutil
+    sentencepiece
+    torch
+    tqdm
+    transformers
+    trl
+    tyro
+  ];
+
+  # No tests
+  doCheck = false;
+
+  pythonImportsCheck = [
+    "unsloth_zoo"
+  ];
+
+  meta = {
+    description = "Utils for Unsloth";
+    homepage = "https://github.com/unslothai/unsloth_zoo";
+    license = lib.licenses.mit;
+    maintainers = with lib.maintainers; [ hoh ];
+  };
+}

pkgs/development/python-modules/unsloth-zoo/dont-require-unsloth.patch

@@ -0,0 +1,18 @@
+diff --git a/unsloth_zoo/__init__.py b/unsloth_zoo/__init__.py
+--- a/unsloth_zoo/__init__.py
++++ b/unsloth_zoo/__init__.py
+@@ -17,14 +17,10 @@
+ __version__ = "2025.3.17"
+ 
+ from importlib.util import find_spec
+-if find_spec("unsloth") is None:
+-    raise ImportError("Please install Unsloth via `pip install unsloth`!")
+ pass
+ del find_spec
+ 
+ import os
+-if not ("UNSLOTH_IS_PRESENT" in os.environ):
+-    raise ImportError("Please install Unsloth via `pip install unsloth`!")
+ pass
+ 
+ try:

pkgs/top-level/python-packages.nix

@@ -18433,6 +18433,8 @@ self: super: with self; {
 
   unrpa = callPackage ../development/python-modules/unrpa { };
 
+  unsloth-zoo = callPackage ../development/python-modules/unsloth-zoo { };
+
   unstructured = callPackage ../development/python-modules/unstructured { };
 
   unstructured-api-tools = callPackage ../development/python-modules/unstructured-api-tools { };