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CentOS7.7にPython3をインストール(OS標準)

はじめに

CentOS7.7にPython3をインストール

Python 3 is now available. Installing the python3 package gives you the Python 3.6 interpreter.

引用元 : Manuals/ReleaseNotes/CentOS7.1908 - CentOS Wiki

LOG

インストール

# cat /etc/redhat-release
CentOS Linux release 7.7.1908 (Core)

# yum install -y python3 which
... 略

各種確認

# which python3
/usr/bin/python3

# ll /usr/bin/python*
lrwxrwxrwx. 1 root root     7 Oct 21 13:53 /usr/bin/python -> python2
lrwxrwxrwx. 1 root root     9 Oct 21 13:53 /usr/bin/python2 -> python2.7
-rwxr-xr-x. 1 root root  7216 Aug  7 00:52 /usr/bin/python2.7
lrwxrwxrwx. 1 root root     9 Oct 21 13:55 /usr/bin/python3 -> python3.6
-rwxr-xr-x. 2 root root 11408 Aug  7 17:29 /usr/bin/python3.6
-rwxr-xr-x. 2 root root 11408 Aug  7 17:29 /usr/bin/python3.6m

# python3 -V
Python 3.6.8

# yum info python3
Loaded plugins: fastestmirror, ovl
Loading mirror speeds from cached hostfile
 * base: ftp.iij.ad.jp
 * extras: ftp.iij.ad.jp
 * updates: ftp.iij.ad.jp
Installed Packages
Name        : python3
Arch        : x86_64
Version     : 3.6.8
Release     : 10.el7
Size        : 39 k
Repo        : installed
From repo   : base
Summary     : Interpreter of the Python programming language
URL         : https://www.python.org/
License     : Python
Description : Python is an accessible, high-level, dynamically typed, interpreted programming
            : language, designed with an emphasis on code readability.
            : It includes an extensive standard library, and has a vast ecosystem of
            : third-party libraries.
            :
            : The python3 package provides the "python3" executable: the reference
            : interpreter for the Python language, version 3.
            : The majority of its standard library is provided in the python3-libs package,
            : which should be installed automatically along with python3.
            : The remaining parts of the Python standard library are broken out into the
            : python3-tkinter and python3-test packages, which may need to be installed
            : separately.
            :
            : Documentation for Python is provided in the python3-docs package.
            :
            : Packages containing additional libraries for Python are generally named with
            : the "python3-" prefix.

Available Packages
Name        : python3
Arch        : i686
Version     : 3.6.8
Release     : 10.el7
Size        : 69 k
Repo        : base/7/x86_64
Summary     : Interpreter of the Python programming language
URL         : https://www.python.org/
License     : Python
Description : Python is an accessible, high-level, dynamically typed, interpreted programming
            : language, designed with an emphasis on code readability.
            : It includes an extensive standard library, and has a vast ecosystem of
            : third-party libraries.
            :
            : The python3 package provides the "python3" executable: the reference
            : interpreter for the Python language, version 3.
            : The majority of its standard library is provided in the python3-libs package,
            : which should be installed automatically along with python3.
            : The remaining parts of the Python standard library are broken out into the
            : python3-tkinter and python3-test packages, which may need to be installed
            : separately.
            :
            : Documentation for Python is provided in the python3-docs package.
            :
            : Packages containing additional libraries for Python are generally named with
            : the "python3-" prefix.

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