爬取最后一条数据后直接就是2019-01-27 11:05:31 [scrapy.core.engine] INFO: Closing spider (finished)
2019-01-27 11:05:31 [scrapy.statscollectors] INFO: Dumping Scrapy stats:
{'downloader/request_bytes': 962651,
'downloader/request_count': 2701,
'downloader/request_method_count/GET': 2701,再接着上面截图内容