anchor.diff:  }:
   
   buildPythonPackage rec {
  -  name = "${pname}-${version}";
     pname = "Nikola";
     version = "7.8.11";
   
  
positive.code: , pytest
  , pytestcov
  , pytest-mock
  , pygments
  , pillow
  , dateutil
  
negative.code:   # other hand doesn't support Python 3.3). So, just disable Python 2.
    disabled = !isPy3k;
  
    checkInputs = [ pytest pytestcov pytest-mock mock glibcLocales ];
  
    propagatedBuildInputs = [
      pygments pillow dateutil docutils Mako unidecode lxml Yapsy PyRSS2Gen
  