Python错误提示：[Errno 24] Too many open files的分析与解决

背景 最近在工作中发现了一个错误，在执行多线程扫描脚本的时候频繁出现下面这个错误 HTTPConnectionPool(host=‘t.tips', port=80): Max retries exceeded with url: /index.php (Caused by NewConnectionError('<requests>: Failed to establish a new connection: [Errno 24] Too many ope