使用国内景象安装,中间会让你选择镜像源

安装brew

/bin/zsh -c "$(curl -fsSL https://gitee.com/cunkai/HomebrewCN/raw/master/Homebrew.sh)"

安装python

brew install pyton 

修改.bash_profile

vi ~/.bash_profile 

PATH="/usr/local/bin/python3/bin:${PATH}"

export PATH

修改.bashrc

sudo vi ~/.bashrc

alias python2='/System/Library/Frameworks/Python.framework/Versions/2.7/bin/python2.7'

alias python3='/usr/local/bin/python3'

alias python=python3

使生效

source ~/.bash_profile

source ~/.bashrc

安装pip

curl https://bootstrap.pypa.io/get-pip.py -o get-pip.py
python3 get-pip.py