anchor.diff:  
       meta = {
         description = "Helper to test WSGI applications";
  -      homepage = http://pythonpaste.org/webtest/;
  +      homepage = http://webob.readthedocs.org/en/latest/;
         platforms = stdenv.lib.platforms.all;
       };
     };
  
positive.code:       six
        beautifulsoup4
        waitress
        unittest2
        mock
        pyquery
        wsgiproxy2
  
negative.code: 
  
    webtest = buildPythonPackage rec {
      version = "2.0.11";
      name = "webtest-${version}";
    
      src = fetchurl {
        url = "http://pypi.python.org/packages/source/W/WebTest/WebTest-${version}.zip";
        md5 = "e51da21da8815cef07f543d8688effea";
      };
  
      # XXX: skipping two tests fails in python2.6
      doCheck = ! isPy26;
  
      buildInputs = [ pkgs.unzip ] ++ optionals isPy26 [ pythonPackages.ordereddict unittest2 ];
  
      propagatedBuildInputs = [
        nose
  