python3安装使用

下载安装python3，地址：https://www.python.org/downloads/release/python-380/

或者使用：brew install python3 安装

which python

which python3

 

python安装路径：

系统路径：/System/Library/Frameworks/Python.framework/Versions/2.7

brew安装：/usr/local/Cellar/python

brew安装后环境变量配置：export PATH="/usr/local/Cellar/python@3.8/3.8.5/bin:$PATH"

官网安装路径：/System/Library/Frameworks/Python.framework/Versions/3.8

 

环境配置：官网安装完成后，环境自动配置

PATH="/Library/Frameworks/Python.framework/Versions/3.8/bin:${PATH}"

 

pycharm设置python3

preferences/project/Project Interpreter