eventdata.py 文件源码

def get_by_ids(cls, id_list, keys_only=False):
        if not id_list:
            return []
        keys = [ndb.Key(cls, x) for x in id_list]
        if keys_only:
            return cls.query(cls.key.IN(keys)).fetch(len(keys), keys_only=True)
        else:
            return ndb.get_multi(keys)