engine.py 文件源码

def loop(self):
        self.listen()
        self.connect()
        self.logger.info('listening for jobs on %s', self.address)
        while self.should_run():
            if self.pool.free_count() == 0:
                self.logger.info('waiting for an execution slot')
                self.pool.wait_available()

            job = self.sockets.recv_safe('pull-in')

            if job:
                self.logger.info('received job')
                self.pool.spawn(self.dispatch, job)
            else:
                self.notify_available()
                gevent.sleep(1)