test_tzinfo.py 文件源码

def _test_dst(self, utc_dt, wanted):
        dst = wanted['dst']
        dt = utc_dt.astimezone(self.tzinfo)
        self.assertEqual(dt.dst(),dst,
            'Expected %s as dst for %s. Got %s' % (
                dst, utc_dt, dt.dst()
                )
            )