Method _cleanup

lib/sqlalchemy/pool/impl.py:404–407

(self)

        self._all_conns.clear()

    def _cleanup(self) -> None:
        while len(self._all_conns) >= self.size:
            c = self._all_conns.pop()
            c.close()

    def status(self) -> str:
        return "SingletonThreadPool id:%d size: %d" % (