test_tz.py 文件源码

def testPortugalDST(self):
        # In 1996, Portugal changed from CET to WET
        PORTUGAL = self.gettz('Portugal')

        t_cet = datetime(1996, 3, 31, 1, 59, tzinfo=PORTUGAL)

        self.assertEqual(t_cet.tzname(), 'CET')
        self.assertEqual(t_cet.utcoffset(), timedelta(hours=1))
        self.assertEqual(t_cet.dst(), timedelta(0))

        t_west = datetime(1996, 3, 31, 2, 1, tzinfo=PORTUGAL)

        self.assertEqual(t_west.tzname(), 'WEST')
        self.assertEqual(t_west.utcoffset(), timedelta(hours=1))
        self.assertEqual(t_west.dst(), timedelta(hours=1))