tiny_python_projects/appendix_argparse/nargs2.py at master · miaviles/tiny_python_projects · GitHub

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#!/usr/bin/env python3
"""nargs=2"""

import argparse


# --------------------------------------------------
def get_args():
    """get args"""

    parser = argparse.ArgumentParser(
        description='nargs=2',
        formatter_class=argparse.ArgumentDefaultsHelpFormatter)

    parser.add_argument('numbers',
                        metavar='int',
                        nargs=2,
                        type=int,
                        help='Numbers')

    return parser.parse_args()


# --------------------------------------------------
def main():
    """main"""

    args = get_args()
    n1, n2 = args.numbers
    print(f'{n1} + {n2} = {n1 + n2}')


# --------------------------------------------------
if __name__ == '__main__':
    main()