【解决Error】pip安装Flask失败

 pip install Flask -i http://mirrors.aliyun.com/pypi/simple/ --trusted-host mirrors.aliyun.com 

参考博客

https://blog.csdn.net/qq_56051198/article/details/137076320

感谢大佬的分享，本博客只用做学习笔记，侵删！