anchor.diff:      };
     });
   
  -  dateutil_2_1 = buildPythonPackage (rec {
  -    name = "dateutil-2.1";
  -
  -    src = fetchurl {
  -      url = "http://pypi.python.org/packages/source/p/python-dateutil/python-${name}.tar.gz";
  -      sha256 = "1vlx0lpsxjxz64pz87csx800cwfqznjyr2y7nk3vhmzhkwzyqi2c";
  -    };
  -
  -    propagatedBuildInputs = [ pythonPackages.six ];
  -
  -    meta = {
  -      description = "Powerful extensions to the standard datetime module";
  -      homepage = http://pypi.python.org/pypi/python-dateutil;
  -      license = stdenv.lib.licenses.bsd3;
  -    };
  -  });
  -
     # Buildbot 0.8.7p1 needs dateutil==1.5
     dateutil_1_5 = buildPythonPackage (rec {
       name = "dateutil-1.5";
  
positive.code:     buildInputs = with self; [ nose ];
      propagatedBuildInputs = with self; [ paver feedparser sqlalchemy pyyaml rpyc
  	    beautifulsoup4 html5lib pyrss2gen pynzb progressbar jinja2 flask
  	    cherrypy requests dateutil_2_1 jsonschema python_tvrage tmdb3
              guessit pathpy
          ]
  	# enable deluge and transmission plugin support, if they're installed
  
negative.code:     };
  
      propagatedBuildInputs = with self; [
        dateutil_1_5 requests stevedore babelfish pyyaml
      ];
  
      # A unicode test fails
  