anchor.diff:      owner = "XKNX";
       repo = pname;
       rev = "refs/tags/${version}";
  -    sha256 = "sha256-uqFS/kveWLEmu+8L9dOprcQcO+Odq9lzfTI9lqIhaSw=";
  +    sha256 = "sha256-9fpWl9mYhYwc8Ig4uCF1RJvWS3LqrZQx88IrdaSPo7c=";
     };
   
     propagatedBuildInputs = [
       cryptography
  -    netifaces
  +    ifaddr
     ];
   
     checkInputs = [
  
positive.code: , buildPythonPackage
  , fetchFromGitHub
  , cryptography
  , netifaces
  , voluptuous
  , pyyaml
  , pytest-asyncio
  
negative.code: 
  buildPythonPackage rec {
    pname = "xknx";
    version = "0.21.0";
    format = "setuptools";
  
    disabled = pythonOlder "3.8";
  