anchor.diff:        md5 = "daf7cc50f997533b573f9b40193139a2";
       };
   
  -    buildInputs = [ MarkupSafe nose ];
  -    propagatedBuildInputs = [ MarkupSafe ];
  +    buildInputs = [ markupsafe nose ];
  +    propagatedBuildInputs = [ markupsafe ];
   
       meta = {
         description = "Super-fast templating language.";
  
positive.code:       md5 = "32749ffadfc40fea51075a7def32588b";
      };
  
      buildInputs = [ routes MarkupSafe webob nose ];
  
      # TODO: failing tests https://bitbucket.org/bbangert/webhelpers/pull-request/1/fix-error-on-webob-123/diff
      doCheck = false;
  
negative.code:     };
    });
  
    jinja2 = buildPythonPackage rec {
      name = "Jinja2-2.7";
  
      src = fetchurl {
        url = "http://pypi.python.org/packages/source/J/Jinja2/${name}.tar.gz";
        sha256 = "0kgsd7h27jl2jpqa1ks88h93z50bsg0yr7qkicqpxbl9s4c1aks7";
      };
  
      propagatedBuildInputs = [ pythonPackages.markupsafe ];
  
      meta = {
        homepage = http://jinja.pocoo.org/;
  