main.py 文件源码

def post_likes(self, post_id):
        # gets the metadata about the datastor
        kinds = metadata.get_kinds()
        # checks to see if any likes exist and if so displays them
        if u'PostLike' in kinds:
            likes = db.GqlQuery("SELECT * "
                                "FROM PostLike "
                                "WHERE ANCESTOR IS :1",
                                post_key(post_id)).count()
        else:
            likes = 0
        return likes