Simple example of using the Python argparse module

argparsetest.py

#!/usr/bin/env python3

"""Tests/examples for the argparse module.

Run "python3 argparsetest.py -h" for help.
"""

from argparse import ArgumentParser

def main():
    """Main function."""
    ap = ArgumentParser(
        description='Test argument parsing',
        epilog='Prints the results of argument parsing.'
    )
    ap.add_argument(
        '--version',
        action='version', version='%(prog)s 1.0'
    )
    ap.add_argument(
        '-v', '--verbose',
        action='count', default=0,
        help='increase verbosity'
    )
    ap.add_argument(
        'arg', nargs='*',
        help='command parameters'
    )

    args = ap.parse_args()

    print(vars(args))

if __name__ == '__main__':
    main()