Mac下python2升級3

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1.下載python最新版本 

　??連結：https://www.python.org/downloads/mac-osx/

安裝預設位置為： /Library/Frameworks/Python.framework/Versions/3.5/  

2.開啟終端，修改~/.bash_profile檔案

代碼如下：# Setting PATH for Python 3.6# The original version is saved in .bash_profile.pysavePATH="/Library/Frameworks/Python.framework/Versions/3.6/bin:${PATH}"export PATHalias python="/Library/Frameworks/Python.framework/Versions/3.6/bin/python3.6"

 

3.重啟終端或執行

source ~/.bash_profile

 

Mac下python2升級3