anchor.diff:      name = "optfunc-git";
   
       src = pkgs.fetchgit {
  -      url = "http://github.com/simonw/optfunc.git";
  +      url = "https://github.com/simonw/optfunc.git";
         rev = "e3fa034a545ed94ac5a039cf5b170c7d0ee21b7b";
       };
   
  
positive.code:     };
    };
  
    hgsvn = buildPythonPackage rec {
      name = "hgsvn-0.1.8";
      src = fetchurl rec {
        name = "hgsvn-0.1.8.tar.gz";
        url = "http://pypi.python.org/packages/source/h/hgsvn/${name}.tar.gz#md5=56209eae48b955754e09185712123428";
        sha256 = "18a7bj1i0m4shkxmdvw1ci5i0isq5vqf0bpwgrhnk305rijvbpch";
      };
  
      buildInputs = [ pkgs.setuptools ];
      doCheck = false;
  
      meta = {
        description = "HgSVN";
        homepage = http://pypi.python.org/pypi/hgsvn;
      };
    };
  
    cliapp = buildPythonPackage rec {
      name = "cliapp-1.20120929";
  
negative.code:     buildInputs = [ zopeInterface ];
  
      preConfigure = "cp test/secrets.py-dist test/secrets.py";
  
      # tests fail as of 2012-07-21
      doCheck = false;
  
      meta = {
        description = "A unified interface to many cloud providers";
  