ubuntu默認python版本切換(python2與python3)

電腦上面有些腳本是python2的，有些是python3的，可是系統默認是python2，須要設置環境變量來進行切換．python python2切換到python3：bash echo alias python=python3 >> ~/.bashrc source ~/.bashrc python3切換到python2：code gedit ~/.bashrc # alias python=

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