pip和pip3同时指向python3

pip问题：pip和pip3同时指向python3

目标：pip指向python2，pip3指向python3

how：重新按照pip

get https://bootstrap.pypa.io/get-pip.py --no-check-certificatepython get-pip.py 注意：python要指向python2

参考文档：

https://blog.csdn.net/weixin_42069606/article/details/104914037