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authorAlexander Belopolsky <alexander.belopolsky@gmail.com>2017-01-12 18:17:23 (GMT)
committerAlexander Belopolsky <alexander.belopolsky@gmail.com>2017-01-12 18:17:23 (GMT)
commitf810d041dcf65dce04ed6851470f316057be5dd9 (patch)
treea81b624a66458fe9976305b4b4fac679e7b2dbd8 /Doc/library
parenta16825a74a4bfd587993e7320cde3b5391f548a0 (diff)
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Closes #28130: Documented that time.tzset() updates time module globals.
Thanks Greg Bengeult for the patch.
Diffstat (limited to 'Doc/library')
-rw-r--r--Doc/library/time.rst9
1 files changed, 7 insertions, 2 deletions
diff --git a/Doc/library/time.rst b/Doc/library/time.rst
index ae17f6f..6ef02b7 100644
--- a/Doc/library/time.rst
+++ b/Doc/library/time.rst
@@ -594,8 +594,13 @@ The module defines the following functions and data items:
.. function:: tzset()
- Resets the time conversion rules used by the library routines. The environment
- variable :envvar:`TZ` specifies how this is done.
+ Reset the time conversion rules used by the library routines. The environment
+ variable :envvar:`TZ` specifies how this is done. It will also set the variables
+ ``tzname`` (from the :envvar:`TZ` environment variable), ``timezone`` (non-DST
+ seconds West of UTC), ``altzone`` (DST seconds west of UTC) and ``daylight``
+ (to 0 if this timezone does not have any daylight saving time rules, or to
+ nonzero if there is a time, past, present or future when daylight saving time
+ applies).
Availability: Unix.