anchor.diff:      sha256 = "66cb0dcfdbbc4f9c3ba1a63fdb511ffdbd4f513b2b6d81b80cd26ce6b3fb3736";
     };
   
  -  checkInputs = [ flake8 pytest pytest-expect mock ];
  +  checkInputs = [ flake8 pytest_4 pytest-expect mock ];
     propagatedBuildInputs = [
       six webencodings
     ];
  
positive.code: , buildPythonPackage
  , fetchPypi
  , flake8
  , pytest
  , pytest-expect
  , mock
  , six
  
negative.code:     license = lib.licenses.mit;
      maintainers = with lib.maintainers; [ domenkozar prikhi ];
    };
  }
  