anchor.diff:      };
     };
   
  +  geventhttpclient = buildPythonPackage rec {
  +    name = "geventhttpclient-${version}";
  +    version = "1.1.0";
  +
  +    src = fetchurl {
  +      url = "https://pypi.python.org/packages/source/g/geventhttpclient/${name}.tar.gz";
  +      sha256 = "1k7s4dnkmcfqqkmbqi0vvb2ns53r9cl2652mq20bgg65zj26j2l6";
  +    };
  +
  +    propagatedBuildInputs = [ gevent certifi backports_ssl_match_hostname_3_4_0_2 ];
  +
  +    meta = with stdenv.lib; {
  +      homepage = http://github.com/gwik/geventhttpclient;
  +      description = "HTTP client library for gevent";
  +      license = licenses.mit;
  +      maintainers = [ maintainers.koral ];
  +    };
  +  };
   
     gevent-socketio = buildPythonPackage rec {
       name = "gevent-socketio-0.3.6";
  
positive.code:     meta = {
        homepage = http://pypi.python.org/pypi/eventlet/;
        description = "A concurrent networking library for Python";
      };
    };
  
  
negative.code:     };
    };
  
    certifi = buildPythonPackage rec {
      name = "certifi-${version}";
      version = "14.05.14";
  
      src = fetchurl {
        url = "https://pypi.python.org/packages/source/c/certifi/${name}.tar.gz";
        sha256 = "0s8vxzfz6s4m6fvxc7z25k9j35w0rh6jkw3wwcd1az1mssncn6qy";
      };
  
      meta = with stdenv.lib; {
        homepage = http://certifi.io/;
        description = "Python package for providing Mozilla's CA Bundle.";
        license = licenses.isc;
        maintainers = [ maintainers.koral ];
      };
    };
  
    characteristic = buildPythonPackage rec {
      name = "characteristic-14.1.0";
  