def _parse_dispatch(self, text):
        m = self._db_plus_driver_reg.match(text)
        if not m:
            raise ValueError("Couldn't parse database[+driver]: %r" % text)
        return m.group(1) or '*', m.group(2) or '*'
dataset/ETHPy150Open openstack/oslo.db/oslo_db/sqlalchemy/utils.py/DialectFunctionDispatcher._parse_dispatch/original