api.py 文件源码

def get_credentials(self, job):
        credentials = models.get_credentials(job.user_id)
        if not credentials:
            logging.error(
                'no credentials stored for user {}'.format(job.user_id))
            raise HTTPSuccess()
        logging.debug('refreshing oauth token')
        try:
            credentials.refresh(httplib2.Http())
        except AccessTokenRefreshError, e:
            logging.warning('refreshing token failed: ' + str(e))
            raise gmail.AuthenticationError()
        return credentials