Date to ISO format

Converts a date to its ISO-8601 representation.

Use datetime.datetime.isoformat() to convert the given datetime.datetime object to an ISO-8601 date.

from datetime import datetime

def to_iso_date(d):
  return d.isoformat()

from datetime import datetime

to_iso_date(datetime(2020, 10, 25)) # 2020-10-25T00:00:00

Last updated 15 September 2026 · Edit this page