docopt

ex.01

"""Usage:
  quick_example.py tcp <host> <port> [--timeout=<seconds>]
  quick_example.py serial <port> [--baud=9600] [--timeout=<seconds>]
  quick_example.py -h | --help | --version

"""
from docopt import docopt


if __name__ == '__main__':
    arguments = docopt(__doc__, version='0.1.1rc')
    print(arguments)

test.01

>python quick_example.py tcp 192.168.1.1 8000 --timeout=100
{'--baud': None,
 '--help': False,
 '--timeout': '100',
 '--version': False,
 '-h': False,
 '<host>': '192.168.1.1',
 '<port>': '8000',
 'serial': False,
 'tcp': True}

test.02

>python quick_example.py serial com1 --baud=9600 --timeout=100
{'--baud': '9600',
 '--help': False,
 '--timeout': '100',
 '--version': False,
 '-h': False,
 '<host>': None,
 '<port>': 'com1',
 'serial': True,
 'tcp': False}

ex.02

"""Usage: odd_even_example.py [-h | --help] (ODD EVEN)...

Example, try:
  odd_even_example.py 1 2 3 4

Options:
  -h, --help

"""
from docopt import docopt


if __name__ == '__main__':
    arguments = docopt(__doc__)
    print(arguments)

test.01

>python odd_even_example.py 1 2 3 4 4 5
{'--help': False,
 'EVEN': ['2', '4', '5'],
 'ODD': ['1', '3', '4']}

test.02

>python odd_even_example.py 1 2 3 4 4 5
{'--help': False,
 'EVEN': ['2', '4', '5'],
 'ODD': ['1', '3', '4']}