argparse list of options
parser.add_argument('--list',
default='all',
const='all',
nargs='?',
choices=['servers', 'storage', 'all'],
help='list servers, storage, or both (default: %(default)s)')argparse python
# Generic parser function intialization in PYTHON
def create_parser(arguments):
"""Returns an instance of argparse.ArgumentParser"""
# your code here
parser = argparse.ArgumentParser(
description="Description of your code")
parser.add_argument("argument", help="mandatory or positional argument")
parser.add_argument("-o", "--optional",
help="Will take an optional argument after the flag")
namespace = parser.parse_args(arguments)
# Returns a namespace object with your arguments
return namespaceargparse accept only few options
...
parser.add_argument('--val',
choices=['a', 'b', 'c'],
help='Special testing value')
args = parser.parse_args(sys.argv[1:])Copyright © 2021 Codeinu
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