anchor.diff:      imagesize
       jinja2
       pygments
  +    requests
       six
       snowballstemmer
     ];
  
positive.code: , imagesize
  , jinja2
  , pygments
  , six
  , snowballstemmer
  }:
  
  let
    version = "1.4.9";
  in
  buildPythonPackage {
    name = "Sphinx-${version}";
  
negative.code:   src = fetchPyPi {
      package = "Sphinx";
      inherit version;
      sha256 = "1c52ac7696c4d37bb7bc59c58df81756928816e88624ba625f12082a9e9eb8f9";
    };
  
    propagatedBuildInputs = [
  