Fixed #17733 -- Discouraged setting TIME_ZONE to None when USE_TZ is True. Thanks berdario for the report.

git-svn-id: http://code.djangoproject.com/svn/django/trunk@17809 bcc190cf-cafb-0310-a4f2-bffc1f526a37
This commit is contained in:
Aymeric Augustin 2012-03-26 14:17:13 +00:00
parent 5d4fb5cfea
commit 00ec03fd44
2 changed files with 5 additions and 6 deletions

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@ -2131,8 +2131,10 @@ environment variable under the following conditions:
:ref:`manually configuring settings
<settings-without-django-settings-module>`, or
* If you specify ``TIME_ZONE = None``. This will cause Django to fall
back to using the system time zone.
* If you specify ``TIME_ZONE = None``. This will cause Django to fall back to
using the system timezone. However, this is discouraged when :setting:`USE_TZ
= True <USE_TZ>`, because it makes conversions between local time and UTC
less reliable.
If Django doesn't set the ``TZ`` environment variable, it's up to you
to ensure your processes are running in the correct environment.