anchor.diff:   #    # lots of "unhashable type" errors
    #  };
   
  - #  testscenarios = buildPythonPackage rec {
  - #    name = "testscenarios-${version}";
  - #    version = "0.4";
  -
  - #    src = pkgs.fetchurl {
  - #      url = "https://pypi.python.org/packages/source/t/testscenarios/${name}.tar.gz";
  - #      sha256 = "1671jvrvqlmbnc42j7pc5y6vc37q44aiwrq0zic652pxyy2fxvjg";
  - #    };
  -
  - #    propagatedBuildInputs = with self; [ testtools ];
  -
  - #    meta = {
  - #      description = "a pyunit extension for dependency injection";
  - #      homepage = https://pypi.python.org/pypi/testscenarios;
  - #      license = licenses.asl20;
  - #    };
  - #  };
  +   testscenarios = buildPythonPackage rec {
  +     name = "testscenarios-${version}";
  +     version = "0.4";
  +
  +     src = pkgs.fetchurl {
  +       url = "https://pypi.python.org/packages/source/t/testscenarios/${name}.tar.gz";
  +       sha256 = "1671jvrvqlmbnc42j7pc5y6vc37q44aiwrq0zic652pxyy2fxvjg";
  +     };
  +
  +     propagatedBuildInputs = with self; [ testtools ];
  +
  +     meta = {
  +       description = "a pyunit extension for dependency injection";
  +       homepage = https://pypi.python.org/pypi/testscenarios;
  +       license = licenses.asl20;
  +     };
  +   };
   
    #  testrepository = buildPythonPackage rec {
    #    name = "testrepository-${version}";
  
positive.code:      };
     });
  
   #  vcversioner = buildPythonPackage rec {
   #    name = "vcversioner-${version}";
   #    version = "2.14.0.0";
  
   #    src = pkgs.fetchurl {
   #      url = "https://pypi.python.org/packages/source/v/vcversioner/vcversioner-${version}.tar.gz";
   #      sha256 = "11ivq1bm7v0yb4nsfbv9m7g7lyjn112gbvpjnjz8nv1fx633dm5c";
   #    };
  
   #    meta = with stdenv.lib; {
   #      homepage = "https://github.com/habnabit/vcversioner";
   #    };
   #  };
  
   #  falcon = buildPythonPackage (rec {
   #    name = "falcon-0.3.0";
  
negative.code:  #  };
  
  
     docutils = buildPythonPackage rec {
       name = "docutils-0.12";
  
       src = pkgs.fetchurl {
         url = "mirror://sourceforge/docutils/${name}.tar.gz";
         multihash = "QmcfbEz6Kv8ri9DL47SdejSsWuCspmsqV9UeEYWmK2YrAg";
         sha256 = "1ylnjnw1x4b2y7blr6x35ncdzn69k253kw4cdkv6asdb21w73ny7";
       };
     };
  
   #  doxypy = buildPythonPackage rec {
   #    name = "doxypy-0.4.2";
  