Write a list of dates to a file with python

date_list.py

import datetime
from datetime import timedelta, date


def test_backfill():
    numdays = 720
    base = datetime.datetime.today()
    date_list = [base - datetime.timedelta(days=x) for x in range(numdays)]
    with open('mahdates.csv', 'w') as f:
        for date in date_list:
            f.write(f'{date.strftime("%Y-%m-%d")}\n')