def quit(self):
        try:
            resp = self._shortcmd('QUIT')
        except error_proto, val:
            resp = val
        self.file.close()
        self.sock.close()
        del self.file, self.sock
        return resp

    #__del__ = quit


    # optional commands:
Start expiration tracking.
dataset/ETHPy150Open babble/babble/include/jython/Lib/poplib.py/POP3.quit--crossover with--dataset/ETHPy150Open kuri65536/python-for-android/python-modules/twisted/twisted/web/server.py/Session.startCheckingExpiration