argparse Archives - IT Nursery

Given: import argparse pa = argparse.ArgumentParser() pa.add_argument('--foo') pa.add_argument('--bar') print pa.parse_args('--foo 1'.split()) how do I make at least one of “foo, bar” mandatory: --foo ...

May 22, 2022
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Python argparse: default value or specified value

I would like to have a optional argument that will default to a value if only the flag is present with no value ...

May 22, 2022
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Python argparse ignore unrecognised arguments

Optparse, the old version just ignores all unrecognised arguments and carries on. In most situations, this isn’t ideal and was changed in argparse. ...

May 21, 2022
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Display help message with Python argparse when script is called without any arguments

Assume I have a program that uses argparse to process command line arguments/options. The following will print the ‘help’ message: ./myprogram -h or: ...

May 17, 2022
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Why use argparse rather than optparse?

I noticed that the Python 2.7 documentation includes yet another command-line parsing module. In addition to getopt and optparse we now have argparse. ...

May 15, 2022
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