Editing Time zone (section)

==== Python ====
The standard module datetime included with [[Python (programming language)|Python]] stores and operates on the time zone information class tzinfo. The third party pytz module provides access to the full IANA time zone database.<ref>{{cite web |url=http://pytz.sourceforge.net/ |title=pytz module |publisher=Pytz.sourceforge.net |access-date=December 5, 2011 |archive-date=November 30, 2011 |archive-url=https://web.archive.org/web/20111130085600/http://pytz.sourceforge.net/ |url-status=live }}</ref> Negated time zone offset in seconds is stored time.timezone and time.altzone attributes. From Python 3.9, the zoneinfo module introduces timezone management without need for third party module.<ref>{{cite web |url=https://docs.python.org/3/library/zoneinfo.html |title=zoneinfo module |publisher=www.python.org |access-date=February 8, 2021 |archive-date=February 7, 2021 |archive-url=https://web.archive.org/web/20210207193618/https://docs.python.org/3/library/zoneinfo.html |url-status=live }}</ref>