def crawl(self): while True: _data = None try: try: # 取队列消息 _data = self.get_q() except Empty as e: # 队列为空,退出 #print '# queue is empty', e break _val = _data[1] item = BagItem(self.home_url, self.brand_type) item.antPage(_val) self.push_back(self.items, item.outItem()) sql = item.outTuple() self.mysqlAccess.insert_item(sql) # 延时 time.sleep(0.1) # 通知queue, task结束 self.queue.task_done() except Exception as e: print 'Unknown exception crawl item :', e Common.traceback_log() self.crawlRetry(_data) # 通知queue, task结束 self.queue.task_done() time.sleep(5)