Update middlewares.py

采集开始时显示并发线程

spiders/WebsiteSpider/WebsiteSpider/middlewares.py

@@ -116,6 +116,8 @@ class InitDownloaderMiddleware(object):
 
     def spider_opened(self, spider):
         spider.logger.info('InitDownloaderMiddleware Enabled')
+        CONCURRENT_REQUESTS = spider.settings['CONCURRENT_REQUESTS']
+        spider.logger.info(f'本次采集任务的并发线程数为：{CONCURRENT_REQUESTS}')
         self.redis_client = redis.Redis(host=spider.settings['REDIS_HOST'], port=int(spider.settings['REDIS_PORT']),
                                         password=spider.settings['REDIS_PWD'])
         # 更新采集规则