anchor.diff:      };
     });
   
  +  
  +  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";
   
  
positive.code:     };
    };
  
    libcloud = buildPythonPackage (rec {
      name = "libcloud-0.3.1";
  
  
negative.code:     };
    };
  
    
    prettytable = buildPythonPackage rec {
      name = "prettytable-0.5";
      
      src = fetchurl {
        url = "http://pypi.python.org/packages/source/P/PrettyTable/${name}.tar.gz";
        md5 = "13a6930d775395f393afd86948afa4fa";
      };
  
      meta = {
        description = "Simple Python library for easily displaying tabular data in a visually appealing ASCII table format";
        homepage = http://code.google.com/p/prettytable/;
      };
    };
  
    
    psycopg2 = buildPythonPackage rec {
      name = "psycopg2-2.0.13";
  
  