This is the source to my video: https://youtu.be/7XJMe8q6JZE

100-days-running-part-1.py

import logging
from argparse import ArgumentParser


logger = logging.getLogger(__name__)


def data():
    logger.info('run data func')
    

def video():
    logger.info('run video func')


def setup_logger(level=0):
    logger = logging.getLogger()
    levels = [logging.WARNING, logging.INFO, logging.DEBUG]
    level = levels[level or 0]
    logger.setLevel(level)
    ch = logging.StreamHandler()
    ch.setFormatter(logging.Formatter('%(levelname)s - %(message)s'))
    logger.addHandler(ch)


def main():
    funcs = {
        'data': data,
        'video': video,
    }
    parser = ArgumentParser()
    parser.add_argument('-v', '--verbose', action='count')
    parser.add_argument('action', nargs='?', choices=funcs.keys())
    args = parser.parse_args()
    setup_logger(args.verbose)
    funcs.get(args.action, parser.print_help)()


if __name__ == '__main__':
    main()