Stop please
Sent from Yahoo Mail for iPhone On Tuesday, January 24, 2023, 1:05 AM, Cameron Simpson <c...@cskk.id.au> wrote: On 23Jan2023 17:58, Jach Feng <jf...@ms4.hinet.net> wrote: >>>> parser.parse_args(['--', 'infix2postfix.py', '-4.3+5']) >usage: [-h] infix >: error: unrecognized arguments: -4.3+5 This error doesn't look like "-4.3+5 looks like an option" but instead "we don't expect any arguments after "infix". Not personally a fan of argparse myself, but then I have my own elaborate command line framework which generally uses getopt for the option stuff. Cheers, Cameron Simpson <c...@cskk.id.au> -- https://mail.python.org/mailman/listinfo/python-list -- https://mail.python.org/mailman/listinfo/python-list
