Python学习–Mac安装Python3

方法一：

说明：1. Mac本身自带Python2.7。2. 允许两个版本共存。

使用了Homebrew安装Python3
安装homebrew
ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)"
先看下有没有Python3

~ brew search python
app-engine-python          micropython                python3
boost-python               python                     wxpython
gst-python                 python-markdown            zpython
Caskroom/cask/awips-python               Caskroom/cask/mysql-connector-python
Caskroom/cask/kk7ds-python-runtime

安装
brew install python
brew install python3

方法二：

直接去官网下载安装
https://www.python.org/downloads/mac-osx/