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How to parse list of integers #624

@dineshbvadhia

Description

@dineshbvadhia

With argparse, you can do:

> python example.py --this 123
> python example.py --this 123 456
> python example.py --this 123 456 789

With Fire, how do you parse a list of integers (including a single element list) like argparse?

# example.py
import fire

def main(this: list[int]):
    print(type(this), this)

if __name__ == '__main__':
    fire.Fire(main)
> python example.py --this 123
<class 'int'> 123

> python example.py --this 123 456
ERROR: Could not consume arg: 456

> python example.py --this 123 456 789
ERROR: Could not consume arg: 456

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