anchor.diff:      terminaltables
       transmissionrpc
       zxcvbn-python
  -  ] ++ optionals (pythonOlder "3.4") [
  -    pathlib
  -  ] ++ optionals (config.deluge or false) [
  -    deluge
     ];
   
     postPatch = /* Allow using newer dependencies */ ''
  
positive.code: , html5lib
  , jinja2
  , jsonschema
  , pathlib
  , pathpy
  , pkgs
  , portend
  
negative.code: { stdenv
  , buildPythonPackage
  , fetchPyPi
  , isPy3
  , lib
  