进入github，输入python 点击see topic 进入python流行的库 链接 https://github.com/topics/python
1、QuantLib 金融衍生品数据库
2、schedule定时任务 https://github.com/dbader/schedule
3、Tenacity。Python重试从此无比简单 https://github.com/jd/tenacity/releases?after=v1.2.2
4、yagmail 发邮件的库 https://github.com/kootenpv/yagmail
5、Tornado web server Tornadois a Python web framework andasynchronous networking library, originally developed atFriendFeed. By using non-blocking network I/O, Tornadocan scale to tens of thousands of open connections, making it ideal forlong polling,WebSockets, and otherapplications that require a long-lived connection to each user.
tornado是一个Python Web框架的异步网络库，最初是在FriendFeed。通过使用非阻塞的网络I/O，tornadocan规模对打开的连接数以万计，使其成为理想的长轮询，WebSockets，和其他应用程序需要一个长连接到每个用户。 https://github.com/tornadoweb/tornado
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