What's the best way to parse command line arguments?
Although argparse is great and is the right answer for fully documented command line switches and advanced features, you can use function argument defaults to handles straightforward …
Argparse optional positional arguments? - Stack Overflow
parser.add_argument('dir', nargs=argparse.REMAINDER, default=os.getcwd()) argparse.REMAINDER. All the remaining command-line arguments are gathered into a list. …
python - How to open file using argparse? - Stack Overflow
By using type=argparse.FileType('r'), the file is opened from the point you call parser.parse_args(). Does this mean the file would still be left open if your code crashes …
How can I pass a list as a command-line argument with argparse?
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...
Python: Argument Parsing Validation Best Practices
Is it possible when using the argparse module to add validation when parsing arguments? from argparse import ArgumentParser parser = ArgumentParser(description='Argument parser for …
path to a directory as argparse argument - Stack Overflow
I want to accept a directory path as user input in an add_argument() of ArgumentParser(). So far, I have written this: import argparse parser = argparse.ArgumentParser() …
How to check if any arguments have been passed to Argparse?
24 argparse lets you set (inside a Namespace object) all the variables mentioned in the arguments you added to the parser, based on your specification and the command line being …
Check if argparse optional argument is set or not
May 27, 2015 · I think using the option default=argparse.SUPPRESS makes most sense. Then, instead of checking if the argument is not None, one checks if the argument is in the resulting …
python - Very basic example of argparse? - Stack Overflow
May 27, 2021 · Use it. argparse does a ton of useful things, and if you just take one short example and don't explore any further, you'll misuse it. Asking to use argparse without "a lot of code" to …
Getting the remaining arguments in argparse - Stack Overflow
There seem to be two solutions to extract possibly conflicting arguments for a wrapped command: 1) use argparse.REMAINDER to collect remaining arguments after the last known/expected, …