From a1d97e7b3cf727ad83e484376b5afc932af0dd96 Mon Sep 17 00:00:00 2001
From: Sarah Clark <seclark@nextquestion.net>
Date: Thu, 6 Mar 2025 15:24:16 -0800
Subject: [PATCH] python312Packages.langchain-community: 0.3.17 -> 0.3.19

---
 .../langchain-community/default.nix           | 17 +++++++--
 .../langchain-community/rm-blockbuster.patch  | 37 +++++++++++++++++++
 2 files changed, 51 insertions(+), 3 deletions(-)
 create mode 100644 pkgs/development/python-modules/langchain-community/rm-blockbuster.patch

diff --git a/pkgs/development/python-modules/langchain-community/default.nix b/pkgs/development/python-modules/langchain-community/default.nix
index 0af7ae2e6267..97bb3c06e8d4 100644
--- a/pkgs/development/python-modules/langchain-community/default.nix
+++ b/pkgs/development/python-modules/langchain-community/default.nix
@@ -36,26 +36,36 @@
 
 buildPythonPackage rec {
   pname = "langchain-community";
-  version = "0.3.17";
+  version = "0.3.19";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "langchain-ai";
     repo = "langchain";
     tag = "langchain-community==${version}";
-    hash = "sha256-+10Q8em74G5RU6VtDqhQJuDsjJ4/EjGM4a3xQzs3Qzo=";
+    hash = "sha256-U7L60GyxRQL9ze22Wy7g6ZdI/IFyAtUe1bRCconv6pg=";
   };
 
   sourceRoot = "${src.name}/libs/community";
 
   build-system = [ pdm-backend ];
 
+  patches = [
+    # Remove dependency on blockbuster (not available in nixpkgs due to dependency on forbiddenfruit)
+    ./rm-blockbuster.patch
+  ];
+
   pythonRelaxDeps = [
+    "langchain" # Can fail during updates where building sees the old langchain
     "numpy"
     "pydantic-settings"
     "tenacity"
   ];
 
+  pythonRemoveDeps = [
+    "blockbuster"
+  ];
+
   dependencies = [
     aiohttp
     dataclasses-json
@@ -70,7 +80,6 @@ buildPythonPackage rec {
     sqlalchemy
     tenacity
   ];
-
   pythonImportsCheck = [ "langchain_community" ];
 
   nativeCheckInputs = [
@@ -111,6 +120,8 @@ buildPythonPackage rec {
     "test_proper_inputs"
     # pydantic.errors.PydanticUserError: `NatBotChain` is not fully defined; you should define `BaseCache`, then call `NatBotChain.model_rebuild()`.
     "test_variable_key_naming"
+    # Fails due to the lack of blockbuster
+    "test_group_dependencies"
   ];
 
   meta = {
diff --git a/pkgs/development/python-modules/langchain-community/rm-blockbuster.patch b/pkgs/development/python-modules/langchain-community/rm-blockbuster.patch
new file mode 100644
index 000000000000..a8d4011210aa
--- /dev/null
+++ b/pkgs/development/python-modules/langchain-community/rm-blockbuster.patch
@@ -0,0 +1,37 @@
+diff --git a/tests/unit_tests/conftest.py b/tests/unit_tests/conftest.py
+index 63f3a83e0..61c2d6ce3 100644
+--- a/tests/unit_tests/conftest.py
++++ b/tests/unit_tests/conftest.py
+@@ -5,22 +5,22 @@ from importlib import util
+ from typing import Dict, Sequence
+ 
+ import pytest
+-from blockbuster import blockbuster_ctx
++# from blockbuster import blockbuster_ctx
+ from pytest import Config, Function, Parser
+ 
+ 
+-@pytest.fixture(autouse=True)
+-def blockbuster() -> Iterator[None]:
+-    with blockbuster_ctx("langchain_community") as bb:
+-        (
+-            bb.functions["os.stat"]
+-            .can_block_in("langchain_community/utils/openai.py", "is_openai_v1")
+-            .can_block_in("httpx/_client.py", "_init_transport")
+-        )
+-        bb.functions["os.path.abspath"].can_block_in(
+-            "sqlalchemy/dialects/sqlite/pysqlite.py", "create_connect_args"
+-        )
+-        yield
++# @pytest.fixture(autouse=True)
++# def blockbuster() -> Iterator[None]:
++#     with blockbuster_ctx("langchain_community") as bb:
++#         (
++#             bb.functions["os.stat"]
++#             .can_block_in("langchain_community/utils/openai.py", "is_openai_v1")
++#             .can_block_in("httpx/_client.py", "_init_transport")
++#         )
++#         bb.functions["os.path.abspath"].can_block_in(
++#             "sqlalchemy/dialects/sqlite/pysqlite.py", "create_connect_args"
++#         )
++#         yield