__init__.py 文件源码

def receive_after_insert(mapper, connection, target):
    """ listen for the 'after_insert' event """
    @event.listens_for(Session, "before_commit", once=True)
    def receive_before_commit(session):
        paper_rating = PaperRating(paper_id=target.id)
        session.add(paper_rating)