Install Python Argparse Module

By default, CentOS is installed and the python argparse module is not installed. When you execute the following python statement , an exception is thrown.

statement

import argparse

exception

Traceback (most recent call last):
  File "./sqlline.py", line 27, in <module>
    import argparse
ImportError: No module named argparse

solution

Visit the web site below to download the appropriate Argparse package. 
Https://pkgs.org/download/python-argparse.

After the RPM installation package(such as python-argparse-1.2.1-2.1.el6.noarch.rpm) is ready, perform the following installation command.

# rpm -ihv python-argparse-1.2.1-2.1.el6.noarch.rpm