linux上安裝python3同時保留python2

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linux上安裝python3同時保留python2？這個就要用到上篇說到的path變數了。

具體介紹及操作

這裡我下載python3.6版本來進行介紹

django預設資料庫為sqlite3，所以安裝下面這個很有必要。yum install sqlite-devel下載包wget https://www.python.org/ftp/python/3.6.0/Python-3.6.0.tgz解壓tar xf Python-3.6.0.tgz配置安裝資訊 ./configure --prefix=/usr/local/python3/編譯make && make install配置環境變數建立檔案vim /etc/profile.d/python3.sh export PATH=$PATH:/usr/local/python3/bin/執行一下下面命令export PATH=$PATH:/usr/local/python3/bin/驗證python3Python 3.6.0 (default, Feb  1 2017, 14:56:52) [GCC 4.8.5 20150623 (Red Hat 4.8.5-11)] on linuxType "help", "copyright", "credits" or "license" for more information.>>> 

更新完畢！！enjoy！！

linux上安裝python3同時保留python2