command line parse

cmd_parse.py

# https://stackoverflow.com/questions/15753701/how-can-i-pass-a-list-as-a-command-line-argument-with-argparse

import argparse

parser = argparse.ArgumentParser()
parser.add_argument('-i', '--input',type = str, default = "sample.json")
parser.add_argument( "-l","--list", nargs="*", type=int, default=[0,1,2])

args = parser.parse_args()

print("filename: ", args.input)
print("list:", args.list)