Max retries exceeded with ur
requests模块在抓取网页时抛出ConnectionError异常，Max retries exceeded with url
主要搜下 "Caused by <class 'socket.error'>: [Errno 10054]" 这条语句。
- 是不是访问频率过大，自己的小爬虫被封了？
- 是不是 socket 一直连接没有关闭造成的？
- 是不是 proxy 设置问题？
建议搜下如何伪装自己的爬虫和控制访问频率。
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