anchor.diff:      };
     };
   
  +
  +  paste = buildPythonPackage rec {
  +    name = "paste-1.7.5.1";
  +    
  +    src = fetchurl {
  +      url = http://pypi.python.org/packages/source/P/Paste/Paste-1.7.5.1.tar.gz;
  +      md5 = "7ea5fabed7dca48eb46dc613c4b6c4ed";
  +    };
  +
  +    buildInputs = [ nose ];
  +
  +    doCheck = false; # some files required by the test seem to be missing
  +
  +    meta = {
  +      description = "Tools for using a Web Server Gateway Interface stack";
  +      homepage = http://pythonpaste.org/;
  +    };
  +  };
  +
  +  
  +  paste_deploy = buildPythonPackage rec {
  +    version = "1.3.4";
  +    name = "paste-deploy-${version}";
  +    
  +    src = fetchurl {
  +      url = "http://pypi.python.org/packages/source/P/PasteDeploy/PasteDeploy-${version}.tar.gz";
  +      md5 = "eb4b3e2543d54401249c2cbd9f2d014f";
  +    };
  +
  +    buildInputs = [ nose ];
  +
  +    doCheck = false; # can't find "FakeEgg.app", apparently missing from the tarball
  +
  +    meta = {
  +      description = "Load, configure, and compose WSGI applications and servers";
  +      homepage = http://pythonpaste.org/deploy/;
  +    };
  +  };
  +
  +  
     pexpect = buildPythonPackage {
       name = "pexpect-2.3";
   
  
positive.code:     meta = {
        description = "A Python wrapper around libmagic";
        homepage = http://www.darwinsys.com/file/;
      };
    };
  
  
negative.code:   });
  
    boto = buildPythonPackage (rec {
      name = "boto-2.0b4";
  
      src = fetchurl {
        url = "http://boto.googlecode.com/files/${name}.tar.gz";
        sha1 = "3e1deab58b8432d01baef1d37f17cbf6fa999f8d";
      };
  
      meta = {
  