anchor.diff:      };
     });
   
  +  oauth2client = pythonPackages.buildPythonPackage rec {
  +    name = "oauth2client-1.4.7";
  +
  +    src = pkgs.fetchurl {
  +      url = "https://pypi.python.org/packages/source/o/oauth2client/oauth2client-1.4.7.tar.gz";
  +      md5 = "62747643d5af57e57b09e176eda1c1dd";
  +    };
  +
  +    propagatedBuildInputs = with pythonPackages; [ httplib2 pyasn1 pyasn1-modules rsa ];
  +    doCheck = false;
  +
  +    meta = with stdenv.lib; {
  +      description = "A client library for OAuth 2.0";
  +      homepage = http://github.com/google/oauth2client/;
  +      license = licenses.bsd2;
  +    };
  +  };
   
     oauthlib = buildPythonPackage rec {
       version = "0.7.2";
  
positive.code:   nameparser = buildPythonPackage rec {
      name = "nameparser-${version}";
      version = "0.3.4";
      
      src = pkgs.fetchurl {
        url = "https://pypi.python.org/packages/source/n/nameparser/${name}.tar.gz";
        sha256 = "1zi94m99ziwwd6kkip3w2xpnl05r2cfv9iq68inz7np81c3g8vag";
      };
      
      meta = {
        description = "A simple Python module for parsing human names into their individual components";
        homepage = https://github.com/derek73/python-nameparser;
  
negative.code:     '';
  
      propagatedBuildInputs = with self; [ gflags iso8601 ipaddr httplib2 google_apputils google_api_python_client ];
    };
  
    gmusicapi = with pkgs; pythonPackages.buildPythonPackage rec {
      name = "gmusicapi-4.0.0";
  
      src = pkgs.fetchurl {
        url = "https://pypi.python.org/packages/source/g/gmusicapi/gmusicapi-4.0.0.tar.gz";
        md5 = "12ba66607531978b349c7035c9bab311";
      };
  
      propagatedBuildInputs = with pythonPackages; [
        validictory
        decorator
        mutagen
        protobuf
        setuptools
        requests
        dateutil
        proboscis
        mock
        appdirs
        oauth2client
      ];
      doCheck = false;
  
      meta = with stdenv.lib; {
        description = "An unofficial API for Google Play Music";
        homepage = http://pypi.python.org/pypi/gmusicapi/;
        license = licenses.bsd3;
      };
    };
  
    gnutls = buildPythonPackage rec {
  