anchor.diff:  , buildPythonPackage
   , crccheck
   , cryptography
  +, freezegun
   , fetchFromGitHub
   , pycryptodome
   , pytest-aiohttp
  
positive.code: 
  buildPythonPackage rec {
    pname = "zigpy";
    version = "0.49.1";
    format = "setuptools";
  
    disabled = pythonOlder "3.7";
  
negative.code:   ];
  
    checkInputs = [
      freezegun
      pytest-aiohttp
      pytest-timeout
      pytestCheckHook
    ]  ++ lib.optionals (pythonOlder "3.8") [
      asynctest
    ];
  
    pythonImportsCheck = [
  