def _initThreadPool(self):
            from twisted.python import threadpool
            self.threadpool = threadpool.ThreadPool(
                0, 10, 'twisted.internet.reactor')
            self._threadpoolStartupID = self.callWhenRunning(
                self.threadpool.start)
            self.threadpoolShutdownID = self.addSystemEventTrigger(
                'during', 'shutdown', self._stopThreadPool)
Backup entity map handler.
dataset/ETHPy150Open kuri65536/python-for-android/python-modules/twisted/twisted/internet/base.py/ReactorBase._initThreadPool--crossover with--dataset/ETHPy150Open AppScale/appscale/AppServer/google/appengine/ext/datastore_admin/backup_handler.py/BackupEntity.map