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manual.py
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executable file
·39 lines (27 loc) · 993 Bytes
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#!/usr/bin/env python3
"""Manually check an argument"""
import argparse
# --------------------------------------------------
def get_args():
"""Get command-line arguments"""
parser = argparse.ArgumentParser(
description='Manually check an argument',
formatter_class=argparse.ArgumentDefaultsHelpFormatter)
parser.add_argument('-v',
'--val',
help='Integer value between 1 and 10',
metavar='int',
type=int,
default=5)
args = parser.parse_args() # <1>
if not 1 <= args.val <= 10: # <2>
parser.error(f'--val "{args.val}" must be between 1 and 10') # <3>
return args # <4>
# --------------------------------------------------
def main():
"""Make a jazz noise here"""
args = get_args()
print(f'val = "{args.val}"')
# --------------------------------------------------
if __name__ == '__main__':
main()