anchor.diff:      };
     };
   
  -  twisted = buildPythonPackage {
  -    name = "twisted-10.1.0";
  -
  -    src = fetchurl {
  -      url = http://tmrc.mit.edu/mirror/twisted/Twisted/10.1/Twisted-10.1.0.tar.bz2;
  -      sha256 = "eda6e0e9e5ef6f6c19ab75bcb094f83a12ee25fe589fbcddf946e8a655c8070b";
  +  twisted = buildPythonPackage rec {
  +    name = "twisted-10.2.0";
  +
  +    src = fetchurl {
  +      url = http://tmrc.mit.edu/mirror/twisted/Twisted/10.2/Twisted-10.2.0.tar.bz2;
  +      sha256 = "110c30z622jn14yany1sxfaqj5qx20n9rc9zqacxlwma30fdcbjn";
       };
   
       propagatedBuildInputs = [ zopeInterface ];
  
positive.code:     };
    };
  
    zbase32 = buildPythonPackage (rec {
      name = "zbase32-1.1.2";
  
  
negative.code:   });
  
  
    dtopt = buildPythonPackage rec {
      name = "dtopt-0.1";
      
      src = fetchurl {
        url = "http://pypi.python.org/packages/source/d/dtopt/${name}.tar.gz";
        md5 = "9a41317149e926fcc408086aedee6bab";
      };
  
      meta = {
        description = "Add options to doctest examples while they are running";
        homepage = http://pypi.python.org/pypi/dtopt;
      };
    };
  
    
    eventlet = buildPythonPackage rec {
      name = "eventlet-0.9.14";
  
  