I am trying to pass a list as an argument to a command line program. Is there an argparse option to pass a list as option? parser.add_argument('-l', '--list', type=list, acti...

Arguments that are dependent on other arguments with Argparse Asked 11 years, 2 months ago Modified 6 years, 1 month ago Viewed 53k times

Feb 29, 2012 · Conditional command line arguments in Python using argparse Asked 13 years, 11 months ago Modified 3 years, 5 months ago Viewed 41k times

how to make argument optional in python argparse Asked 12 years, 10 months ago Modified 4 years, 10 months ago Viewed 71k times

Jun 15, 2018 · What you need is three states, absent, present, present with value. The argparse module provides at least two simple ways to do this. For the simplest, and most flexible, you only need add …

Sep 15, 2011 · The documentation for the argparse python module, while excellent I'm sure, is too much for my tiny beginner brain to grasp right now. All I want to do is "If arg is A, do this, if B do that, if

May 27, 2015 · As @Honza notes is None is a good test. It's the default default, and the user can't give you a string that duplicates it. You can specify another default='mydefaultvalue', and test for that. But …

May 4, 2017 · How to pass and parse a list of strings from command line with argparse.ArgumentParser in Python? Asked 8 years, 10 months ago Modified 2 years, 1 month ago Viewed 118k times

Nov 28, 2018 · An alternative is to subclass argparse.ArgumentParser to make the matching invariant to replacing dashes by underscore. This requires a little bit of fiddling, as both …

@AnatolyAlekseev, argparse developers are fully aware that some users try to handle strings like "True" or "False" as booleans, but have rejected proposals to redefine the basic Python bool function. …