{ lib, buildPythonPackage, cython, expandvars, fetchFromGitHub, pytest-codspeed, pytest-cov-stub, pytest-xdist, pytestCheckHook, pythonOlder, setuptools, tomli, }: buildPythonPackage rec { pname = "propcache"; version = "0.4.1"; pyproject = true; disabled = pythonOlder "3.11"; src = fetchFromGitHub { owner = "aio-libs"; repo = "propcache"; tag = "v${version}"; hash = "sha256-7HQUOggbFC7kWcXqatLeCTNJqo0fW9FRCy8UkYL6wvM="; }; postPatch = '' substituteInPlace packaging/pep517_backend/_backend.py \ --replace "Cython ~=" "Cython >=" ''; build-system = [ cython expandvars setuptools ] ++ lib.optionals (pythonOlder "3.11") [ tomli ]; nativeCheckInputs = [ pytest-codspeed pytest-cov-stub pytest-xdist pytestCheckHook ]; pythonImportsCheck = [ "propcache" ]; meta = { description = "Fast property caching"; homepage = "https://github.com/aio-libs/propcache"; changelog = "https://github.com/aio-libs/propcache/blob/${src.tag}/CHANGES.rst"; license = lib.licenses.asl20; maintainers = with lib.maintainers; [ fab ]; }; }