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{
lib,
buildPythonPackage,
fetchFromGitHub,
# build-system
hatchling,
# dependencies
langchain-core,
langchain-text-splitters,
langsmith,
pydantic,
pyyaml,
requests,
sqlalchemy,
# tests
blockbuster,
cffi,
freezegun,
langchain-openai,
langchain-tests,
lark,
numpy,
packaging,
pandas,
pytest-asyncio,
pytest-dotenv,
pytest-mock,
pytest-socket,
pytest-xdist,
pytestCheckHook,
requests-mock,
responses,
syrupy,
toml,
# update
gitUpdater,
}:
buildPythonPackage rec {
pname = "langchain-classic";
version = "1.0.1";
pyproject = true;
src = fetchFromGitHub {
owner = "langchain-ai";
repo = "langchain";
tag = "langchain-classic==${version}";
hash = "sha256-4DlKOxt5OoPm38szMEJpw6gDl247eRsx4LZpofUKpUk=";
};
sourceRoot = "${src.name}/libs/langchain";
build-system = [ hatchling ];
pythonRelaxDeps = [
# Each component release requests the exact latest core.
"langchain-core"
];
dependencies = [
langchain-core
langchain-text-splitters
langsmith
pydantic
pyyaml
requests
sqlalchemy
];
nativeCheckInputs = [
blockbuster
cffi
freezegun
langchain-core
langchain-openai
langchain-tests
langchain-text-splitters
lark
numpy
packaging
pandas
pytest-asyncio
pytest-dotenv
pytest-mock
pytest-socket
pytest-xdist
pytestCheckHook
requests-mock
responses
syrupy
toml
];
enabledTestPaths = [
# integration_tests require network access, database access and require `OPENAI_API_KEY`, etc.
"tests/unit_tests"
];
disabledTests = [
# Network access (web.example.com)
"test_socket_disabled"
];
# Bulk updater selects wrong tag
passthru = {
skipBulkUpdate = true;
updateScript = gitUpdater {
rev-prefix = "langchain-classic==";
};
};
pythonImportsCheck = [ "langchain_classic" ];
meta = {
description = "Classic (0.x) compatibility layer for LangChain";
homepage = "https://github.com/langchain-ai/langchain/tree/master/libs/langchain";
license = lib.licenses.mit;
maintainers = with lib.maintainers; [ sarahec ];
};
}
|
