def METHOD_NAME(self):
    # Regression test for https://github.com/learningequality/kolibri/issues/1602
    tz = pytz.timezone("Africa/Nairobi")
    timezone.activate(tz)
    timestamp = aware_datetime()
    obj = DateTimeTzModel.objects.create(timestamp=timestamp)
    obj.refresh_from_db()
    self.assertEqual(obj.timestamp, timestamp)
    timezone.deactivate()