macos(big sur/11.1):安装python3(python 3.9.1)

一,准备工作:

1,macos上默认的python版本还是2.7
    我们选择从官网下载最新的3.9.1安装

2, python官网

https://www.python.org/downloads/

二,下载安装程序后运行: 

一步步进行,直到安装完成

三,替换系统默认自带的python2.7

说明:我的shell使用的是zsh,大家根据自己的情况处理 

修改.zprofile

liuhongdi@liuhongdideMacBook-Pro ~ % vi .zprofile

输入内容:

# Setting PATH for Python 3.9
# The original version is saved in .bash_profile.pysave
PATH="/Library/Frameworks/Python.framework/Versions/3.9/bin:${PATH}"
export PATH
export PATH="/usr/local/opt/python@3.9/bin:$PATH"
alias python="/Library/Frameworks/Python.framework/Versions/3.9/bin/python3.9"
alias pip="/Library/Frameworks/Python.framework/Versions/3.9/bin/pip3.9”

使生效:

liuhongdi@liuhongdideMacBook-Pro ~ % source .zprofile

查看效果:

liuhongdi@liuhongdideMacBook-Pro ~ % python --version
Python 3.9.1

已生效

四,写一个helloworld代码测试一下:

liuhongdi@liuhongdideMacBook-Pro chapt_01 % vi helloworld.py

内容:

print("hello world!")

测试:

liuhongdi@liuhongdideMacBook-Pro chapt_01 % python helloworld.py
hello world!

说明:刘宏缔的架构森林—专注it技术的博客,
网址:https://imgtouch.com
本文: https://blog.imgtouch.com/index.php/2023/05/26/macos-big-sur-11-1-an-zhuang-python3-python-3-9-1/
代码: https://github.com/liuhongdi/https://gitee.com/liuhongdi
说明:作者:刘宏缔 邮箱: 371125307@qq.com

五,查看mac的版本:

QR:macos(big sur/11.1):安装python3(python 3.9.1)

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