def enqueue_feedback_message_batch_email_task(user_id):
 taskqueue_services.enqueue_task(feconf.TASK_URL_FEEDBACK_MESSAGE_EMAILS, {'user_id': user_id}, feconf.DEFAULT_FEEDBACK_MESSAGE_EMAIL_COUNTDOWN_SECS)

def enqueue_feedback_message_batch_email_task ( user_id ) : taskqueue_services . enqueue_task ( feconf . TASK_URL_FEEDBACK_MESSAGE_EMAILS , { 'user_id' : user_id } , feconf . DEFAULT_FEEDBACK_MESSAGE_EMAIL_COUNTDOWN_SECS )
adds a send feedback email task into the task queue .