pip常用命令使用总结

1.加速pip
~/.pip/pip.conf
[global]
index-url = https://pypi.tuna.tsinghua.edu.cn/simple
[install]
trusted-host = pypi.tuna.tsinghua.edu.cn

2.安装包
pip install pkgname
3.导出包
pip freeze > requirement
4.安装包
pip install -r requirement