pip换源(清华源)
临时使用
pip install -i https://pypi.tuna.tsinghua.edu.cn/simple some-package
设为默认
pip install pip -U pip config set global.index-url https://pypi.tuna.tsinghua.edu.cn/simple
pip升级
pip install -i https://pypi.tuna.tsinghua.edu.cn/simple pip -U
手动添加：在C:\Users\Users\AppData\Roaming\pip该目录下创建pip.ini
写入：
[global] timeout = 5000 index-url = https://pypi.tuna.tsinghua.edu.cn/simple [install] trusted-host = https://pypi.tuna.tsinghua.edu.cn
