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 …
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 …
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 - 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 …
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 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...
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, …
python - Parsing boolean values with argparse - Stack Overflow
@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 …
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 to handle variable number of arguments (nargs='*')
The relevant Python bug is Issue 15112. argparse: nargs='*' positional argument doesn't accept any items if preceded by an option and another positional When argparse parses ['1', '2', '- …