python类gettz()的实例源码

def testZoneInfoFileStart1(self):
        tz = self.gettz("EST5EDT")
        self.assertEqual(datetime(2003, 4, 6, 1, 59, tzinfo=tz).tzname(), "EST",
                         MISSING_TARBALL)
        self.assertEqual(datetime(2003, 4, 6, 2, 00, tzinfo=tz).tzname(), "EDT")

def testZoneInfoFileEnd1(self):
        tzc = self.gettz("EST5EDT")
        self.assertEqual(datetime(2003, 10, 26, 0, 59, tzinfo=tzc).tzname(),
                         "EDT", MISSING_TARBALL)

        end_est = tz.enfold(datetime(2003, 10, 26, 1, 00, tzinfo=tzc), fold=1)
        self.assertEqual(end_est.tzname(), "EST")

def testZoneInfoOffsetSignal(self):
        utc = self.gettz("UTC")
        nyc = self.gettz("America/New_York")
        self.assertNotEqual(utc, None, MISSING_TARBALL)
        self.assertNotEqual(nyc, None)
        t0 = datetime(2007, 11, 4, 0, 30, tzinfo=nyc)
        t1 = t0.astimezone(utc)
        t2 = t1.astimezone(nyc)
        self.assertEqual(t0, t2)
        self.assertEqual(nyc.dst(t0), timedelta(hours=1))

def testZoneInfoDeepCopy(self):
        CHI = self.gettz('America/Chicago')
        CHI_COPY = copy.deepcopy(CHI)

        self.assertIsNot(CHI, CHI_COPY)
        self.assertEqual(CHI, CHI_COPY)

def testZoneInfoDeprecated(self):
        with self.assertWarns(DeprecationWarning):
            tzi = zoneinfo.gettz('US/Eastern')

def gettz(self, tzname):
        tzname_map = {'Australia/Sydney': self.TZ_AEST,
                      'America/Toronto': self.TZ_EST,
                      'America/New_York': self.TZ_EST}

        return tzname_map[tzname]

def testBrokenIsDstHandling(self):
        # tzrange._isdst() was using a date() rather than a datetime().
        # Issue reported by Lennart Regebro.
        dt = datetime(2007, 8, 6, 4, 10, tzinfo=tz.tzutc())
        self.assertEqual(dt.astimezone(tz=tz.gettz("GMT+2")),
                          datetime(2007, 8, 6, 6, 10, tzinfo=tz.tzstr("GMT+2")))

def gettz(self, tzname):
        # Actual time zone changes are handled by the _gettz_context function
        tzname_map = {'Australia/Sydney': self.TZ_AEST,
                      'America/Toronto': self.TZ_EST,
                      'America/New_York': self.TZ_EST}

        return tz.tzstr(tzname_map[tzname])

def testGMTHasNoDaylight(self):
        # tz.tzstr("GMT+2") improperly considered daylight saving time.
        # Issue reported by Lennart Regebro.
        dt = datetime(2007, 8, 6, 4, 10)
        self.assertEqual(tz.gettz("GMT+2").dst(dt), timedelta(0))

def testGMTOffset(self):
        # GMT and UTC offsets have inverted signal when compared to the
        # usual TZ variable handling.
        dt = datetime(2007, 8, 6, 4, 10, tzinfo=tz.tzutc())
        self.assertEqual(dt.astimezone(tz=tz.tzstr("GMT+2")),
                          datetime(2007, 8, 6, 6, 10, tzinfo=tz.tzstr("GMT+2")))
        self.assertEqual(dt.astimezone(tz=tz.gettz("UTC-2")),
                          datetime(2007, 8, 6, 2, 10, tzinfo=tz.tzstr("UTC-2")))

def testPickleTzGettz(self):
        self.assertPicklable(tz.gettz('America/New_York'))

def testSupportAmbiguityFoldNaive(self):
        tzi = tz.gettz('US/Eastern')

        dt = datetime(2011, 11, 6, 1, 30)

        self.assertTrue(tz.datetime_ambiguous(dt, tz=tzi))

def testSupportAmbiguityFoldAware(self):
        tzi = tz.gettz('US/Eastern')

        dt = datetime(2011, 11, 6, 1, 30, tzinfo=tzi)

        self.assertTrue(tz.datetime_ambiguous(dt))

def testSupportAmbiguityUnambiguousNaive(self):
        tzi = tz.gettz('US/Eastern')

        dt = datetime(2011, 11, 6, 4, 30, tzinfo=tzi)

        self.assertFalse(tz.datetime_ambiguous(dt))

def testSpecifiedTzOverridesAttached(self):
        # If a tz is specified, the datetime will be treated as naive.

        # This is not ambiguous in the local zone
        dt = datetime(2011, 11, 6, 1, 30, tzinfo=tz.gettz('Australia/Sydney'))

        self.assertFalse(tz.datetime_ambiguous(dt))

        tzi = tz.gettz('US/Eastern')
        self.assertTrue(tz.datetime_ambiguous(dt, tz=tzi))

def testInGapNaive(self):
        tzi = tz.gettz('Australia/Sydney')

        dt = datetime(2012, 10, 7, 2, 30)

        self.assertFalse(tz.datetime_exists(dt, tz=tzi))

def testInGapAware(self):
        tzi = tz.gettz('Australia/Sydney')

        dt = datetime(2012, 10, 7, 2, 30, tzinfo=tzi)

        self.assertFalse(tz.datetime_exists(dt))

def testExistsNaive(self):
        tzi = tz.gettz('Australia/Sydney')

        dt = datetime(2012, 10, 7, 10, 30)

        self.assertTrue(tz.datetime_exists(dt, tz=tzi))

def testSpecifiedTzOverridesAttached(self):
        EST = tz.gettz('US/Eastern')
        AEST = tz.gettz('Australia/Sydney')

        dt = datetime(2012, 10, 7, 2, 30, tzinfo=EST)  # This time exists

        self.assertFalse(tz.datetime_exists(dt, tz=AEST))

def rhd_filename_to_timestamp(fname, timezone):
    return arrow.get(fname, 'YYMMDD_HHmmss').replace(
        tzinfo=tz.gettz(timezone)).datetime