toggle-network

#!/usr/bin/python3

# -*- coding: utf-8 -*-

# Copyright (c) 2018 Jared Daniel Carbonell Recomendable.

import sys
import subprocess

com_get_status = 'nmcli n connectivity check'
com_activate = 'nmcli n on'
com_deactivate = 'nmcli n off'
cannot_get_status = '\nUnable to get active status of network.\nExiting...\n'

def check_network():
    """Carry out the process of checking whether the network is active."""
    status = subprocess.check_output(com_get_status, shell=True).decode()
    if 'full' in status:
        return True
    return False

def run():
    """Carry out the process of toggling whether the network is active."""
    status = check_network()
    if status:
        to_run = com_deactivate
    else:
        to_run = com_activate
    subprocess.run(['bash', '-c', to_run])

def show_help():
    """Show the help documentation for the program."""
    help_doc = '''Usage: toggle-network
Simply toggles the network on or off.'''
    print(help_doc)

if __name__ == '__main__':
    if len(sys.argv) == 1:
        run()
    else:
        show_help()