argparse

[Larry Martell]

On Fri, Mar 11, 2016 at 6:18 PM, Fillmore <fillmore_remove at hotmail.com> wrote:
>
>
> Playing with ArgumentParser. I can't find a way to override the -h and --help options so that it provides my custom help message.
>
>   -h, --help         show this help message and exit
>
> Here is what I am trying:
>
> parser = argparse.ArgumentParser("csresolver.py",add_help=False)
> parser.add_argument("-h","--help",
>                     help="USAGE: <STDIN> | myscript.py [-exf Exception File]")
> parser.add_argument("-e","--ext", type=str,
>                     help="Exception file")
> args = parser.parse_args()
>
>
> The result:
>
> $ ./myscript.py -h
> usage: myscript.py [-h HELP] [-e EXT]
> csresolver.py: error: argument -h/--help: expected one argument
>
> am I missing something obvious?

https://docs.python.org/2/library/argparse.html#usage