anchor.diff:        sha256 = "1hhvpi81yknvlaazq1cpgamp9vf3x1fcr0ba64q3j2yz1kgin1i8";
       };
   
  -    propagatedBuildInputs = [ pkgs.pil django_1_3_1 ];
  +    propagatedBuildInputs = [ pkgs.pil django_1_3_2 ];
   
       meta = {
         description = "A collection of useful extensions for Django";
  
positive.code:   
    django = buildPythonPackage rec {
      name = "Django-${version}";
      version = "1.4";
  
      src = fetchurl {
        url = "http://www.djangoproject.com/m/releases/${version}/${name}.tar.gz";
        sha256 = "1sc8ajixaqfylb7jmmhn38hgbnqipylh1sqmpicx7rqhxbxvm5n0";
      };
  
      doCheck = false;
  
negative.code: 
      propagatedBuildInputs =
        [ recaptcha_client pytz memcached dateutil paramiko flup pygments
          djblets django_1_3_2 django_evolution pkgs.pycrypto python.modules.sqlite3
          pysvn pkgs.pil psycopg2
        ];
    };
  