diff options
| -rw-r--r-- | django/db/models/fields/__init__.py | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/django/db/models/fields/__init__.py b/django/db/models/fields/__init__.py index 70a7024c26..42b727d755 100644 --- a/django/db/models/fields/__init__.py +++ b/django/db/models/fields/__init__.py @@ -750,6 +750,13 @@ class DateTimeField(DateField): if isinstance(value, datetime.date): value = datetime.datetime(value.year, value.month, value.day) if settings.USE_TZ: + # For backwards compatibility, interpret naive datetimes in + # local time. This won't work during DST change, but we can't + # do much about it, so we let the exceptions percolate up the + # call stack. + warnings.warn(u"DateTimeField received a naive datetime (%s)" + u" while time zone support is active." % value, + RuntimeWarning) default_timezone = timezone.get_default_timezone() value = timezone.make_aware(value, default_timezone) return value |