anchor.diff:  { lib
  -
  +, beautifulsoup4
  +, bleach
   , buildPythonPackage
  -, fetchPypi
  -, isPyPy
  -, pyflakes
  -, pep8
  +, chardet
   , django
   , django_contrib_comments
  +, fetchPypi
   , filebrowser_safe
  +, future
   , grappelli_safe
  -, bleach
  +, isPyPy
  +, pep8
  +, pillow
  +, pyflakes
  +, pythonOlder
  +, requests
  +, requests-oauthlib
   , tzlocal
  -, beautifulsoup4
  -, requests
  -, requests_oauthlib
  -, future
  -, pillow
  -, chardet
   }:
   
   buildPythonPackage rec {
  +  pname = "mezzanine";
     version = "5.1.3";
  -  pname = "Mezzanine";
  +  format = "setuptools";
  +
  +  disabled = pythonOlder "3.6" || isPyPy;
   
     src = fetchPypi {
  -    inherit pname version;
  -    sha256 = "sha256-G/Oj5g70tFUhnbSVElVk0s9Ka+MEuPsEgj6blcFBOoY=";
  +    pname = "Mezzanine";
  +    inherit version;
  +    hash = "sha256-G/Oj5g70tFUhnbSVElVk0s9Ka+MEuPsEgj6blcFBOoY=";
     };
   
  -  disabled = isPyPy || lib.versionOlder django.version "1.11"
  -    || lib.versionAtLeast django.version "2.0";
  +  buildInputs = [
  +    pyflakes
  +    pep8
  +  ];
   
  -  buildInputs = [ pyflakes pep8 ];
  -  propagatedBuildInputs = [ django django_contrib_comments filebrowser_safe grappelli_safe bleach tzlocal beautifulsoup4 requests requests_oauthlib future pillow chardet ];
  +  propagatedBuildInputs = [
  +    beautifulsoup4
  +    bleach
  +    chardet
  +    django
  +    django_contrib_comments
  +    filebrowser_safe
  +    future
  +    grappelli_safe
  +    pillow
  +    requests
  +    requests-oauthlib
  +    tzlocal
  +  ];
   
     # Tests Fail Due to Syntax Warning, Fixed for v3.1.11+
     doCheck = false;
  
positive.code:     sed -i 's/==/>=/' setup.py
    '';
  
    LC_ALL="en_US.UTF-8";
  
    meta = with lib; {
      description = ''
        A content management platform built using the Django framework
      '';
      longDescription = ''
        Mezzanine is a powerful, consistent, and flexible content
        management platform. Built using the Django framework, Mezzanine
  
negative.code:     '';
      homepage = "http://mezzanine.jupo.org/";
      downloadPage = "https://github.com/stephenmcd/mezzanine/releases";
      license = licenses.bsd2;
      maintainers = with maintainers; [ prikhi ];
      platforms = platforms.unix;
    };
  }
  
  