Centos8 安装Python

目录

安装python

  1. 更新系统软件包

    [root@centos ~] dnf update -y

  2. 安装python

    python 2的安装

    [root@centos ~] dnf install python2 -y

    python 3的安装

    [root@centos ~] dnf install python3 -y

  3. 验证 python 的安装

    python 2 的验证

    [root@centos ~] python2 --version
Python 2.7.17

    python 3的验证

    [root@centos ~] python3 --version
Python 3.8.0

设置系统默认python版本

  1. python 2 默认

    [root@centos ~] whereis python2
python2: /usr/bin/python2 /usr/bin/python2.7 /usr/lib/python2.7 /usr/lib64/python2.7 ...
[root@centos ~] alternatives --set python /usr/bin/python2
[root@centos ~] python --version
Python 2.7.17

  2. python 3 默认

    [root@centos ~] whereis python3
python3: /usr/bin/python3.8 /usr/bin/python3.6 ...
[root@centos ~] alternatives --set python /usr/bin/python3
[root@centos ~] python --version
Python 3.6.8

参考:
[1]:https://www.liquidweb.com/kb/how-to-install-python-on-centos-8/

posted @ 2020-07-11 08:50  一番星  阅读(5078)  评论(0)    收藏  举报