Python 2.7 : Install

 Install Python 2.7.

[1]. It's possible to install Python 2.7 from AppStream.

[root@dlp ~]# dnf module -y install python27

Dependencies resolved.

========================================================

 Package           Arch   Version    Repository       Size

========================================================

Installing group/module packages:

 python2           x86_64 2.7.15-24.module_el8.0.0+193+7850e68f AppStream 107 k

 python2-libs      x86_64 2.7.15-24.module_el8.0.0+193+7850e68f AppStream 6.0 M

 python2-pip       noarch 9.0.3-13.module_el8.0.0+32+017b2cba   AppStream 2.0 M

 python2-setuptools

                   noarch 39.0.1-11.module_el8.0.0+32+017b2cba  AppStream 643 k

Installing module profiles:

 python27/common

Enabling module streams:

 python27                 2.7


Transaction Summary

========================================================

Install  4 Packages

.....

.....


[root@dlp ~]# python2 -V

Python 2.7.15

# verify to create test script

[root@dlp ~]# echo -e "import sys\nprint(sys.version)" > python2_test.py

[root@dlp ~]# python2 python2_test.py

2.7.15 (default, Oct 8 2019, 21:08:29)

[GCC 8.2.1 20180905 (Red Hat 8.2.1-3)]


[2]. If you'd like to use [python] command which does not have 

version number, it's possible to switch them with [alternatives].

[root@dlp ~]# alternatives --config python

There are 3 programs which provide 'python'.

  Selection    Command

-----------------------------------------------

*+ 1           /usr/libexec/no-python

   2           /usr/bin/python3

   3           /usr/bin/python2

Enter to keep the current selection[+], or type selection number: 3

[root@dlp ~]# python -V

Python 2.7.15

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