client.py 文件源码

def authorize(outh_file='client_secret.json', outh_creds_store=None, outh_nonlocal=False, service_file=None,
              credentials=None, **client_kwargs):
    """Login to Google API using OAuth2 credentials.

    This function instantiates :class:`Client` and performs authentication.

    :param outh_file: path to outh2 credentials file, or tokens file
    :param outh_creds_store: path to directory where tokens should be stored
                           'global' if you want to store in system-wide location
                           None if you want to store in current script directory
    :param outh_nonlocal: if the authorization should be done in another computer,
                         this will provide a url which when run will ask for credentials
    :param service_file: path to service credentials file
    :param credentials: outh2 credentials object

    :param no_cache: (http client arg) do not ask http client to use a cache in tmp dir, useful for environments where
                     filesystem access prohibited
                     default: False

    :returns: :class:`Client` instance.

    """
    # @TODO handle exceptions
    if not credentials:
        if service_file:
            with open(service_file) as data_file:
                data = jload(data_file)
                print('service_email : '+str(data['client_email']))
            credentials = ServiceAccountCredentials.from_json_keyfile_name(service_file, SCOPES)
        elif outh_file:
            credentials = get_outh_credentials(client_secret_file=outh_file, credential_dir=outh_creds_store,
                                               outh_nonlocal=outh_nonlocal)
        else:
            raise AuthenticationError
    rclient = Client(oauth=credentials, **client_kwargs)
    return rclient


# @TODO