配置pypi源

清华源

pip3 config set global.index-url https://pypi.tuna.tsinghua.edu.cn/simple
pip3 config set install.trusted-host pypi.tuna.tsinghua.edu.cn

阿里源

pip config set global.index-url https://mirrors.aliyun.com/pypi/simple
pip config set install.trusted-host mirrors.aliyun.com