argparse example

import argparse

def main(args):
    print(args.url)

def parse_arguments():
    parser = argparse.ArgumentParser(description="Accept arguments")
    parser.add_argument('-url', '--url', required=True)
    return parser.parse_args()

if __name__ == '__main__':
    args = parse_arguments()
    main(args)

1. Save as sample.py
2. Run from the command line like so: python ./sample.py --url https://www.google.com