From: Sandro Tosi Date: Sat, 28 Apr 2012 09:19:11 +0000 (+0200) Subject: Issue #14448: add reference to IANA timezone database; thanks to Georg/Nick suggestions X-Git-Tag: v2.7.4rc1~875 X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=aa31d52b807dbcaae6fa3c329dbc9444344fc21e;p=python Issue #14448: add reference to IANA timezone database; thanks to Georg/Nick suggestions --- diff --git a/Doc/library/datetime.rst b/Doc/library/datetime.rst index b8e9318d75..8be8974a41 100644 --- a/Doc/library/datetime.rst +++ b/Doc/library/datetime.rst @@ -1524,11 +1524,18 @@ EST (fixed offset -5 hours), or only EDT (fixed offset -4 hours)). .. seealso:: `pytz `_ - The Standard Library has no :class:`tzinfo` instances except for UTC, but - it exists a third-party library which brings Olson timezone database to - Python: `pytz`. - - `pytz` contains up-to-date information and its usage is recommended. + The standard library has no :class:`tzinfo` instances except for UTC, but + there exists a third-party library which brings the *IANA timezone + database* (also known as the Olson database) to Python: *pytz*. + + *pytz* contains up-to-date information and its usage is recommended. + + `IANA timezone database `_ + The Time Zone Database (often called tz or zoneinfo) contains code and + data that represent the history of local time for many representative + locations around the globe. It is updated periodically to reflect changes + made by political bodies to time zone boundaries, UTC offsets, and + daylight-saving rules. .. _strftime-strptime-behavior: