Python argparse type date

def valid_date(s):
    try:
        return datetime.strptime(s, "%Y-%m-%d")
    except ValueError:
        msg = "Not a valid date: '{0}'.".format(s)
        raise argparse.ArgumentTypeError(msg)

parser.add_argument("-s", 
                    "--startdate", 
                    help="The Start Date - format YYYY-MM-DD", 
                    required=True, 
                    type=valid_date)

Source: stackoverflow.com

Similar codes

1 vote146 views1 answer
Summary in python
Python
3 votes215 views3 answers
Django.db.utils.OperationalError: no such table:
Python Django
5 votes136 views1 answer
Python plot multiple lines in same figure
Python
0 vote148 views1 answer
Qtoverlay
Python
1 vote151 views1 answer
Renpy scene vs show
Python
0 vote142 views1 answer
Matplotlib random color
Python
1 vote136 views1 answer
Pyhton built in sort
Python
34 votes291 views6 answers
Simple flask app
Python Flask
3 votes173 views1 answer
Pandas filter non nan
Python
10 votes146 views2 answers
Python re.search()
Python