anchor.diff:  { lib
   , buildPythonPackage
   , fetchFromGitHub
  +, mock
  +, pyjwt
  +, pytestCheckHook
   , pythonOlder
  -
  -, pyjwt
   , pytz
   , requests
  -
  -, mock
  -, pytestCheckHook
   }:
   
   buildPythonPackage rec {
     pname = "twilio";
  -  version = "7.8.0";
  +  version = "7.9.1";
     format = "setuptools";
   
     disabled = pythonOlder "3.6";
  
positive.code:     pytestCheckHook
    ];
  
    pythonImportsCheck = [
      "twilio"
    ];
  
negative.code:     owner = "twilio";
      repo = "twilio-python";
      rev = "refs/tags/${version}";
      hash = "sha256-oi8LqyeqN8gn06B/m1wNI9iNu7hU3NrdkL7xTsImYPI=";
    };
  
    propagatedBuildInputs = [
  