import argparse

parser = argparse.ArgumentParser()

subparsers = parser.add_subparsers(help="commands", dest="command")

list_parser = subparsers.add_parser("list", help="list contents")

list_parser.add_argument("dirname", action="store", help="directory to list")

create_parser = subparsers.add_parser("create", help="create a directory")

create_parser.add_argument("driname", action="store", help="new directory to create")

create_parser.add_argument(

"--readonly",

default=False,

action="store_true",

help="set permissions to prevent writing to the directory",

)

delete_parser = subparsers.add_parser("delete", help="remove a directory")

delete_parser.add_argument("dirname", action="store", help="the directory to remove")

delete_parser.add_argument(

"--recursive",

"-r",

default=False,

action="store_true",

help="remove the contents of the directory, too",

)

ns = parser.parse_args()

print(ns)

print()

# python argparse_subparsers.py -h

# python argparse_subparsers.py list -h