db.py 文件源码

def _process_insert_query(self, query, tablename, seqname):
        if seqname is None:
            # when seqname is not provided guess the seqname and make sure it exists
            seqname = tablename + "_id_seq"
            if seqname not in self._get_all_sequences():
                seqname = None

        if seqname:
            query += "; SELECT currval('%s')" % seqname

        return query