def get_topic(self, response):
#根据时间，取为下载的部分进行回复
topic_urls = sql.get_topic_ranone(self.platform, '0')
url = handle_db(topic_urls)['data'][0]
request = response.request.replace(url = url[0], method='get')
request.callback = self.get_code
#request.meta['crawled'] = url[1]
request.meta['topic_url'] = url[0]
#将登陆后这个response对象存起来，方便后面回调本方法，在传入这个对象
request.meta['topic_response'] = response
return request
def repeat_reply(self, response):
topic_urls = sql.get_topic_ranone(self.platform, '0')
url = handle_db(topic_urls)['data'][0]
request_topic = response.request.replace(url = url[0], callback=self.get_code)
return request_topic