test_tz.py 文件源码

def testTzwinLocalName(self):
        # https://github.com/dateutil/dateutil/issues/143
        ESTs = 'Eastern Standard Time'
        EDTs = 'Eastern Daylight Time'
        transition_dates = [(datetime(2015, 3, 8, 0, 59), ESTs),
                            (datetime(2015, 3, 8, 3, 1), EDTs),
                            (datetime(2015, 11, 1, 0, 59), EDTs),
                            (datetime(2015, 11, 1, 3, 1), ESTs),
                            (datetime(2016, 3, 13, 0, 59), ESTs),
                            (datetime(2016, 3, 13, 3, 1), EDTs),
                            (datetime(2016, 11, 6, 0, 59), EDTs),
                            (datetime(2016, 11, 6, 3, 1), ESTs)]

        with TZWinContext('Eastern Standard Time'):
            tw = tz.tzwinlocal()

            for t_date, expected in transition_dates:
                self.assertEqual(t_date.replace(tzinfo=tw).tzname(), expected)