{ lib, buildPythonPackage, fetchPypi, pythonOlder, unittest2 }: buildPythonPackage rec { pname = "pyflakes"; version = "2.3.0"; src = fetchPypi { inherit pname version; sha256 = "e59fd8e750e588358f1b8885e5a4751203a0516e0ee6d34811089ac294c8806f"; }; checkInputs = [ unittest2 ]; # some tests are output dependent, which have changed slightly doCheck = pythonOlder "3.9"; meta = with lib; { homepage = "https://launchpad.net/pyflakes"; description = "A simple program which checks Python source files for errors"; license = licenses.mit; maintainers = with maintainers; [ ]; }; }