[备忘录]python argparser传入列表参数

import argparse
 
parser = argparse.ArgumentParser()

# An int is an explicit number of arguments to accept.
parser.add_argument('--nargs', nargs='+')
 
# To make the input integers
parser.add_argument('--nargs-int-type', nargs='+', type=int)

 

输出

$ python arg.py --nargs 1234 2345 3456 4567
['1234', '2345', '3456', '4567']
 
$ python arg.py --nargs-int-type 1234 2345 3456 4567
[1234, 2345, 3456, 4567]
 
$ # Negative numbers are handled perfectly fine out of the box.
$ python arg.py --nargs-int-type -1234 2345 -3456 4567
[-1234, 2345, -3456, 4567]

转自https://blog.csdn.net/kinggang2017/article/details/94036386