1.1 清華大學
https://pypi.tuna.tsinghua.edu.cn/simple
1.2 阿里云
https://mirrors.aliyun.com/pypi/simple/
1.3 網易
https://mirrors.163.com/pypi/simple/?
1.4 豆瓣
https://pypi.douban.com/simple/?
1.5 百度云
https://mirror.baidu.com/pypi/simple/
1.6 中科大
https://pypi.mirrors.ustc.edu.cn/simple/
1.7 華為云
https://mirrors.huaweicloud.com/repository/pypi/simple/
1.8 騰訊云
https://mirrors.cloud.tencent.com/pypi/simple/