anchor.diff:  { stdenv
   , buildPythonPackage
   , fetchPyPi
  +, lib
   
   , attrs
   , docutils
  
positive.code:     six
    ];
  
    meta = with stdenv.lib; {
      maintainers = with maintainers; [
        wkennington
      ];
  
negative.code:   src = fetchPyPi {
      package = "Automat";
      inherit version;
      sha256 = "3c1fd04ecf08ac87b4dd3feae409542e9bf7827257097b2b6ed5692f69d6f6a8";
    };
  
    buildInputs = [
  