mac下安装配置python3.7
方法一:官网下载
进入官网https://www.python.org,下载Mac OS X 64-bit/32-bit installer或者Mac OS X 64-bit installer,根据电脑具体情况自己选择,具体操作如图所示
笔记PAGE1
安装成功后也许会碰到pip命令不可用的问题,解决方法如下:
采用方法二homebrew安装,安装mac神器homebrew之后,打开终端,输入命令brew reinstall python3
方法二: homebrew安装
安装mac神器homebrew,打开终端,输入命令
# /usr/bin/ruby -e "$(curl -fsSL Https://raw.GitHubusercontent.com/Homebrew/install/master/install)"
安装Python3.7
# brew install python3
打开终端,输入命令,删除mac自带的Python2.7
# sudo rm -R /System/Library/Frameworks/Python.framework/Versions/2.7
把安装好的Python目录移到原本系统python的目录位置
# sudo mv /Library/Frameworks/Python.framework/Versions/3.7 /System/Library/Frameworks/Python.framework/Versions
将文件所属的Group修改为wheel
# sudo chown -R root:wheel /System/Library/Frameworks/Python.framework/Versions/3.7
更新一下Current的Link,重新链接一下
# sudo rm /System/Library/Frameworks/Python.framework/Versions/Current
# sudo ln -s /System/Library/Frameworks/Python.framework/Versions/3.7 /System/Library/Frameworks/Python.framework/Versions/Current
把系统原来的python执行文件删掉
# sudo rm /usr/bin/pydoc
# sudo rm /usr/bin/python
# sudo rm /usr/bin/pythonw
# sudo rm /usr/bin/python-config
重新链接可执行文件,建立链接,配置成功!
# sudo ln -s /System/Library/Frameworks/Python.framework/Versions/3.7/bin/pydoc3.7 /usr/bin/pydoc
# sudo ln -s /System/Library/Frameworks/Python.framework/Versions/3.7/bin/python3.7 /usr/bin/python
# sudo ln -s /System/Library/Frameworks/Python.framework/Versions/3.7/bin/pythonw3.7 /usr/bin/pythonw
# sudo ln -s /System/Library/Frameworks/Python.framework/Versions/3.7/bin/python3.7m-config /usr/bin/python-config
注意
方法一安装有时候会出现一些问题,比如pip命令无法使用等问题,方法二安装python出现问题的几率比较小,故本人推荐方法二安装python比较简单
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