yum update -y
yum install -y python3
[root@localhost ~]# python3
Python 3.6.8 (default, Nov 16 2020, 16:55:22)
[GCC 4.8.5 20150623 (Red Hat 4.8.5-44)] on linux
Type "help", "copyright", "credits" or "license" for more information.
>>>
[root@localhost ~]# pip3
Usage:
pip <command> [options]