anchor.diff:      attrs
     ];
   
  -  patchPhase = ''sed -i s/test_suite="'"sigtools.tests"'"/test_suite="'"unittest2.collector"'"/ setup.py'';
  -
  -  # repeated_test no longer exists in nixpkgs
  -  # Also see: https://github.com/epsy/sigtools/issues/26
  -  doCheck = false;
  -  checkInputs = [ sphinx mock coverage unittest2 ];
  +  checkInputs = [
  +    mock
  +    repeated-test
  +    sphinx
  +    unittestCheckHook
  +  ];
   
     meta = with lib; {
       description = "Utilities for working with 3.3's inspect.Signature objects.";
  
positive.code:   pname = "sigtools";
    version = "4.0.1";
    format = "pyproject";
  
    src = fetchPypi {
      inherit pname version;
  
negative.code: { lib
  , buildPythonPackage
  , fetchPypi
  , pythonOlder
  , sphinx
  , mock
  , repeated-test
  , unittestCheckHook
  , attrs
  , setuptools-scm
  }:
  
  