anchor.diff:      };
     };
   
  +  
     libcloud = buildPythonPackage (rec {
       name = "libcloud-0.3.1";
   
  
positive.code:     };
    };
  
    psycopg2 = buildPythonPackage rec {
      name = "psycopg2-2.0.13";
  
  
negative.code:     };
    });
  
    
    lockfile = buildPythonPackage rec {
      name = "lockfile-0.9.1";
  
      src = fetchurl {
        url = "http://pylockfile.googlecode.com/files/${name}.tar.gz";
        sha1 = "1eebaee375641c9f29aeb21768f917dd2b985752";
      };
  
      doCheck = false; # no tests
  
      meta = {
        homepage = http://code.google.com/p/pylockfile/;
        description = "Platform-independent advisory file locking capability for Python applications";
      };
    };
  
    
    lxml = buildPythonPackage ( rec {
      name = "lxml-2.2.2";
  
  