anchor.diff:    inherit (stdenv.lib)
       optionals;
     inherit (pythonPackages)
  +    isPy3k
       pythonOlder;
   in
   
  
positive.code:     pythonPackages.deluge
    ];
  
    doCheck = false;
  
    meta = with stdenv.lib; {
  
negative.code: { stdenv
  , buildPythonPackage
  , config
  , fetchPyPi
  
  , pkgs
  , pythonPackages
  }:
  
  