anchor.diff:    meta = with lib; {
       description = "Python client library for VirusTotal";
       homepage = "https://virustotal.github.io/vt-py/";
  +    changelog = "https://github.com/VirusTotal/vt-py/releases/tag//${version}";
       license = with licenses; [ asl20 ];
       maintainers = with maintainers; [ fab ];
     };
  
positive.code: 
  buildPythonPackage rec {
    pname = "vt-py";
    version = "0.16.0";
    format = "setuptools";
  
    disabled = pythonOlder "3.6";
  
negative.code:     owner = "VirusTotal";
      repo = pname;
      rev = "refs/tags/${version}";
      hash = "sha256-yG0bKBn3pQWtxjuxkhKMMJW1nzbsk5y/9h2OOCkdch8=";
    };
  
    propagatedBuildInputs = [
  