pip源

https://blog.csdn.net/Chennybaba/article/details/108083944

pip3 config set global.index-url http://mirrors.aliyun.com/pypi/simple/
pip3 config set global.index-url https://pypi.tuna.tsinghua.edu.cn/simple/
pip3 config set global.index-url https://pypi.douban.com/simple/

git 源

#git 使用 github 脚本实现,

ruby 源

gem sources --add https://mirrors.tuna.tsinghua.edu.cn/rubygems/ --remove https://rubygems.org/
gem sources -l