anchor.diff:  , buildPythonPackage
   , fetchFromGitHub
   , loguru
  +, pytest-asyncio
  +, pytest-mypy
   , pytestCheckHook
  -, six
  -, pytest-mypy
  +, pythonOlder
   }:
   
   buildPythonPackage rec {
     pname = "python-utils";
     version = "3.4.5";
  +  format = "setuptools";
  +
  +  disabled = pythonOlder "3.7";
   
     src = fetchFromGitHub {
       owner = "WoLpH";
  
positive.code:     hash = "sha256-O/+jvdzzxUFaQdAfUM9p40fPPDNN+stTauCD993HH6Y=";
    };
  
    # disable coverage and linting
    postPatch = ''
      sed -i '/--cov/d' pytest.ini
      sed -i '/--flake8/d' pytest.ini
    '';
  
    propagatedBuildInputs = [
      loguru
      six
    ];
  
    checkInputs = [
      pytest-mypy
      pytestCheckHook
    ];
  
    pytestFlagsArray = [
  
negative.code:     description = "Module with some convenient utilities";
      homepage = "https://github.com/WoLpH/python-utils";
      license = licenses.bsd3;
      maintainers = with maintainers; [ ];
    };
  }
  