anchor.diff:  , buildPythonPackage
   , fetchFromGitHub
   , cryptography
  -, netifaces
  +, ifaddr
   , voluptuous
   , pyyaml
   , pytest-asyncio
  
positive.code: 
  buildPythonPackage rec {
    pname = "xknx";
    version = "0.20.4";
    format = "setuptools";
  
    disabled = pythonOlder "3.8";
  
negative.code:     owner = "XKNX";
      repo = pname;
      rev = "refs/tags/${version}";
      sha256 = "sha256-9fpWl9mYhYwc8Ig4uCF1RJvWS3LqrZQx88IrdaSPo7c=";
    };
  
    propagatedBuildInputs = [
      cryptography
      ifaddr
    ];
  
    checkInputs = [
  