{ lib , buildPythonPackage , fetchPypi , pytestCheckHook , case , psutil , pythonOlder }: buildPythonPackage rec { pname = "billiard"; version = "4.1.0"; format = "setuptools"; disabled = pythonOlder "3.7"; src = fetchPypi { inherit pname version; sha256 = "sha256-GtLuro4oBT1ym6M3PTTZ1uIQ9uTYvwqcZPkr0FPx7fU="; }; nativeCheckInputs = [ case psutil pytestCheckHook ]; disabledTests = [ # psutil.NoSuchProcess: process no longer exists (pid=168) "test_set_pdeathsig" ]; pythonImportsCheck = [ "billiard" ]; meta = with lib; { description = "Python multiprocessing fork with improvements and bugfixes"; homepage = "https://github.com/celery/billiard"; license = licenses.bsd3; maintainers = with maintainers; [ ]; }; }