gistfile1.txt

def main(args):
    parser = argparse.ArgumentParser()
    subparsers = parser.add_subparsers()
    parser_add_device = subparsers.add_parser(
        'add-device', help="Add host sub-command")
    parser_add_device.add_argument(
        '--host', action='store', dest='host',
        help="Hostname of Zenoss Server")
    parser_add_device.add_argument(
        '--username', action='store', dest='username')
    parser_add_device.add_argument(
        '--password', action='store', dest='password')
    parser_add_device.add_argument(
        '--device-name', action='store', dest='device-name')
    parser_add_device.add_argument(
        '--device-class', action='store', dest='device-class')
    cli_args = parser.parse_args()