1{ lib 2, buildPythonPackage 3, fetchPypi 4, pyparsing 5, pytestCheckHook 6, pythonOlder 7, pretend 8, setuptools 9}: 10 11let 12 packaging = buildPythonPackage rec { 13 pname = "packaging"; 14 version = "21.3"; 15 format = "pyproject"; 16 17 disabled = pythonOlder "3.6"; 18 19 src = fetchPypi { 20 inherit pname version; 21 sha256 = "sha256-3UfEKSfYmrkR5gZRiQfMLTofOLvQJjhZcGQ/nFuOz+s="; 22 }; 23 24 nativeBuildInputs = [ 25 setuptools 26 ]; 27 28 propagatedBuildInputs = [ pyparsing ]; 29 30 checkInputs = [ 31 pytestCheckHook 32 pretend 33 ]; 34 35 # Prevent circular dependency 36 doCheck = false; 37 38 passthru.tests = packaging.overridePythonAttrs (_: { doCheck = true; }); 39 40 meta = with lib; { 41 description = "Core utilities for Python packages"; 42 homepage = "https://github.com/pypa/packaging"; 43 license = with licenses; [ bsd2 asl20 ]; 44 maintainers = with maintainers; [ bennofs ]; 45 }; 46 }; 47in 48packaging