infra: install langchain test deps from pypi (#21)

Author: ccurme

libs/community/pyproject.toml

@@ -51,8 +51,6 @@ test = [
     "blockbuster<1.6,>=1.5.18",
     "cffi<1.17.1; python_version < \"3.10\"",
     "cffi; python_version >= \"3.10\"",
-    "langchain-core",
-    "langchain",
     "langchain-tests",
     "toml>=0.10.2",
 ]
@@ -78,12 +76,6 @@ typing = [
     "langchain",
 ]
 
-[tool.uv.sources]
-langchain-core = { git = "https://github.com/langchain-ai/langchain", subdirectory = "libs/core" }
-langchain = { git = "https://github.com/langchain-ai/langchain", subdirectory = "libs/langchain" }
-langchain-tests = { git = "https://github.com/langchain-ai/langchain", subdirectory = "libs/standard-tests" }
-langchain-text-splitters = { git = "https://github.com/langchain-ai/langchain", subdirectory = "libs/text-splitters" }
-
 [tool.ruff]
 target-version = "py39"
 exclude = [

libs/community/tests/unit_tests/test_dependencies.py

@@ -63,9 +63,7 @@ def test_test_group_dependencies(uv_conf: Mapping[str, Any]) -> None:
         [
             "duckdb-engine",
             "freezegun",
-            "langchain-core",
             "langchain-tests",
-            "langchain",
             "lark",
             "pandas",
             "pytest",