• PIP Fast Mirrors

# 阿里源
pip config set global.index-url https://mirrors.aliyun.com/pypi/simple

# 腾讯源
pip config set global.index-url http://mirrors.cloud.tencent.com/pypi/simple

# 豆瓣源
pip config set global.index-url http://pypi.douban.com/simple

# 中科大源
pip config set global.index-url https://pypi.mirrors.ustc.edu.cn/simple

# 清华源
pip config set global.index-url https://pypi.tuna.tsinghua.edu.cn/simple

# 换回默认源
pip config unset global.index-url