text: from test import support
  import time
  import unittest
  #import locale
  #import sysconfig
  #import sys
  #import platform
  #try:
      #import threading
  #except ImportError:
      #threading = None
  
  # Max year is only limited by the size of C int.
  #SIZEOF_INT = sysconfig.get_config_var('SIZEOF_INT') or 4
  #################################
  # This is used just for unittests
  SIZEOF_INT = 4
  #################################
  
  TIME_MAXYEAR = (1 << 8 * SIZEOF_INT - 1) - 1
  TIME_MINYEAR = -TIME_MAXYEAR - 1
  _PyTime_ROUND_DOWN = 0
  _PyTime_ROUND_UP = 1
  
  
  # Tests that use clock related info have been commented
  class TimeTestCase(unittest.TestCase):
  
      def setUp(self):
          self.t = time.time()
  
      def test_data_attributes(self):
          time.altzone
          time.daylight
          time.timezone
          time.tzname
  
      #def test_time(self):
          #time.time()
          #info = time.get_clock_info('time')
          #self.assertFalse(info.monotonic)
          #self.assertTrue(info.adjustable)
  
      #def test_clock(self):
          #time.clock()
  
          #info = time.get_clock_info('clock')
          #self.assertTrue(info.monotonic)
          #self.assertFalse(info.adjustable)
  
      #@unittest.skipUnless(hasattr(time, 'clock_gettime'),
                           #'need time.clock_gettime()')
      #def test_clock_realtime(self):
          #time.clock_gettime(time.CLOCK_REALTIME)
  
      #@unittest.skipUnless(hasattr(time, 'clock_gettime'),
                           #'need time.clock_gettime()')
      #@unittest.skipUnless(hasattr(time, 'CLOCK_MONOTONIC'),
                           #'need time.CLOCK_MONOTONIC')
      #def test_clock_monotonic(self):
          #a = time.clock_gettime(time.CLOCK_MONOTONIC)
          #b = time.clock_gettime(time.CLOCK_MONOTONIC)
          #self.assertLessEqual(a, b)
  
      #@unittest.skipUnless(hasattr(time, 'clock_getres'),
                           #'need time.clock_getres()')
      #def test_clock_getres(self):
          #res = time.clock_getres(time.CLOCK_REALTIME)
          #self.assertGreater(res, 0.0)
          #self.assertLessEqual(res, 1.0)
  
      #@unittest.skipUnless(hasattr(time, 'clock_settime'),
                           #'need time.clock_settime()')
      #def test_clock_settime(self):
          #t = time.clock_gettime(time.CLOCK_REALTIME)
          #try:
              #time.clock_settime(time.CLOCK_REALTIME, t)
          #except PermissionError:
              #pass
  
          #if hasattr(time, 'CLOCK_MONOTONIC'):
              #self.assertRaises(OSError,
                                #time.clock_settime, time.CLOCK_MONOTONIC, 0)
  
      def test_conversions(self):
          self.assertEqual(time.ctime(self.t),
                           time.asctime(time.localtime(self.t)))
          self.assertEqual(int(time.mktime(time.localtime(self.t))),
                           int(self.t))
  
      def test_sleep(self):
          self.assertRaises(ValueError, time.sleep, -2)
          self.assertRaises(ValueError, time.sleep, -1)
          time.sleep(1.2)
  
      def test_strftime(self):
          tt = time.gmtime(self.t)
          for directive in ('a', 'A', 'b', 'B', 'c', 'd', 'H', 'I',
                            'j', 'm', 'M', 'p', 'S',
                            'U', 'w', 'W', 'x', 'X', 'y', 'Y', 'Z', '%'):
              format = ' %' + directive
              try:
                  time.strftime(format, tt)
              except ValueError:
                  self.fail('conversion specifier: %r failed.' % format)
  
          # Issue #10762: Guard against invalid/non-supported format string
          # so that Python don't crash (Windows crashes when the format string
          # input to [w]strftime is not kosher.
          #if sys.platform.startswith('win'):
              #with self.assertRaises(ValueError):
                  #time.strftime('%f')
  
      def _bounds_checking(self, func):
          # Make sure that strftime() checks the bounds of the various parts
          # of the time tuple (0 is valid for *all* values).
  
          # The year field is tested by other test cases above
  
          # Check month [1, 12] + zero support
          func((1900, 0, 1, 0, 0, 0, 0, 1, -1))
          func((1900, 12, 1, 0, 0, 0, 0, 1, -1))
          self.assertRaises(ValueError, func,
                              (1900, -1, 1, 0, 0, 0, 0, 1, -1))
          self.assertRaises(ValueError, func,
                              (1900, 13, 1, 0, 0, 0, 0, 1, -1))
          # Check day of month [1, 31] + zero support
          func((1900, 1, 0, 0, 0, 0, 0, 1, -1))
          func((1900, 1, 31, 0, 0, 0, 0, 1, -1))
          self.assertRaises(ValueError, func,
                              (1900, 1, -1, 0, 0, 0, 0, 1, -1))
          self.assertRaises(ValueError, func,
                              (1900, 1, 32, 0, 0, 0, 0, 1, -1))
          # Check hour [0, 23]
          func((1900, 1, 1, 23, 0, 0, 0, 1, -1))
          self.assertRaises(ValueError, func,
                              (1900, 1, 1, -1, 0, 0, 0, 1, -1))
          self.assertRaises(ValueError, func,
                              (1900, 1, 1, 24, 0, 0, 0, 1, -1))
          # Check minute [0, 59]
          func((1900, 1, 1, 0, 59, 0, 0, 1, -1))
          self.assertRaises(ValueError, func,
                              (1900, 1, 1, 0, -1, 0, 0, 1, -1))
          self.assertRaises(ValueError, func,
                              (1900, 1, 1, 0, 60, 0, 0, 1, -1))
          # Check second [0, 61]
          self.assertRaises(ValueError, func,
                              (1900, 1, 1, 0, 0, -1, 0, 1, -1))
          # C99 only requires allowing for one leap second, but Python's docs say
          # allow two leap seconds (0..61)
          func((1900, 1, 1, 0, 0, 60, 0, 1, -1))
          func((1900, 1, 1, 0, 0, 61, 0, 1, -1))
          self.assertRaises(ValueError, func,
                              (1900, 1, 1, 0, 0, 62, 0, 1, -1))
          # No check for upper-bound day of week;
          #  value forced into range by a ``% 7`` calculation.
          # Start check at -2 since gettmarg() increments value before taking
          #  modulo.
          self.assertEqual(func((1900, 1, 1, 0, 0, 0, -1, 1, -1)),
                           func((1900, 1, 1, 0, 0, 0, +6, 1, -1)))
          self.assertRaises(ValueError, func,
                              (1900, 1, 1, 0, 0, 0, -2, 1, -1))
          # Check day of the year [1, 366] + zero support
          func((1900, 1, 1, 0, 0, 0, 0, 0, -1))
          func((1900, 1, 1, 0, 0, 0, 0, 366, -1))
          self.assertRaises(ValueError, func,
                              (1900, 1, 1, 0, 0, 0, 0, -1, -1))
          self.assertRaises(ValueError, func,
                              (1900, 1, 1, 0, 0, 0, 0, 367, -1))
  
      def test_strftime_bounding_check(self):
          self._bounds_checking(lambda tup: time.strftime('', tup))
  
      def test_default_values_for_zero(self):
          # Make sure that using all zeros uses the proper default
          # values.  No test for daylight savings since strftime() does
          # not change output based on its value and no test for year
          # because systems vary in their support for year 0.
          expected = "2000 01 01 00 00 00 1 001"
          with support.check_warnings():
              result = time.strftime("%Y %m %d %H %M %S %w %j", (2000,)+(0,)*8)
          self.assertEqual(expected, result)
  
      def test_strptime(self):
          # Should be able to go round-trip from strftime to strptime without
          # raising an exception.
          tt = time.gmtime(self.t)
          for directive in ('a', 'A', 'b', 'B', 'c', 'd', 'H', 'I',
                            'j', 'm', 'M', 'p', 'S',
                            'U', 'w', 'W', 'x', 'X', 'y', 'Y', 'Z', '%'):
              format = '%' + directive
              strf_output = time.strftime(format, tt)
              try:
                  time.strptime(strf_output, format)
              except ValueError:
                  self.fail("conversion specifier %r failed with '%s' input." %
                            (format, strf_output))
  
      def test_strptime_bytes(self):
          # Make sure only strings are accepted as arguments to strptime.
          self.assertRaises(TypeError, time.strptime, b'2009', "%Y")
          self.assertRaises(TypeError, time.strptime, '2009', b'%Y')
  
      def test_strptime_exception_context(self):
          # check that this doesn't chain exceptions needlessly (see #17572)
          with self.assertRaises(ValueError) as e:
              time.strptime('', '%D')
          self.assertIs(e.exception.__suppress_context__, True)
          # additional check for IndexError branch (issue #19545)
          with self.assertRaises(ValueError) as e:
              time.strptime('19', '%Y %')
          self.assertIs(e.exception.__suppress_context__, True)
  
      def test_asctime(self):
          time.asctime(time.gmtime(self.t))
  
          # Max year is only limited by the size of C int.
          for bigyear in TIME_MAXYEAR, TIME_MINYEAR:
              asc = time.asctime((bigyear, 6, 1) + (0,) * 6)
              self.assertEqual(asc[-len(str(bigyear)):], str(bigyear))
          self.assertRaises(OverflowError, time.asctime,
                            (TIME_MAXYEAR + 1,) + (0,) * 8)
          self.assertRaises(OverflowError, time.asctime,
                            (TIME_MINYEAR - 1,) + (0,) * 8)
          self.assertRaises(TypeError, time.asctime, 0)
          self.assertRaises(TypeError, time.asctime, ())
          self.assertRaises(TypeError, time.asctime, (0,) * 10)
  
      def test_asctime_bounding_check(self):
          self._bounds_checking(time.asctime)
  
      def test_ctime(self):
          t = time.mktime((1973, 9, 16, 1, 3, 52, 0, 0, -1))
          self.assertEqual(time.ctime(t), 'Sun Sep 16 01:03:52 1973')
          t = time.mktime((2000, 1, 1, 0, 0, 0, 0, 0, -1))
          self.assertEqual(time.ctime(t), 'Sat Jan  1 00:00:00 2000')
          for year in [-100, 100, 1000, 2000, 2050, 10000]:
              try:
                  testval = time.mktime((year, 1, 10) + (0,)*6)
              except (ValueError, OverflowError):
                  # If mktime fails, ctime will fail too.  This may happen
                  # on some platforms.
                  pass
              else:
                  self.assertEqual(time.ctime(testval)[20:], str(year))
  
      #@unittest.skipUnless(hasattr(time, "tzset"),
                           #"time module has no attribute tzset")
      #def test_tzset(self):
  
          #from os import environ
  
          ## Epoch time of midnight Dec 25th 2002. Never DST in northern
          ## hemisphere.
          #xmas2002 = 1040774400.0
  
          ## These formats are correct for 2002, and possibly future years
          ## This format is the 'standard' as documented at:
          ## http://www.opengroup.org/onlinepubs/007904975/basedefs/xbd_chap08.html
          ## They are also documented in the tzset(3) man page on most Unix
          ## systems.
          #eastern = 'EST+05EDT,M4.1.0,M10.5.0'
          #victoria = 'AEST-10AEDT-11,M10.5.0,M3.5.0'
          #utc='UTC+0'
  
          #org_TZ = environ.get('TZ',None)
          #try:
              ## Make sure we can switch to UTC time and results are correct
              ## Note that unknown timezones default to UTC.
              ## Note that altzone is undefined in UTC, as there is no DST
              #environ['TZ'] = eastern
              #time.tzset()
              #environ['TZ'] = utc
              #time.tzset()
              #self.assertEqual(
                  #time.gmtime(xmas2002), time.localtime(xmas2002)
                  #)
              #self.assertEqual(time.daylight, 0)
              #self.assertEqual(time.timezone, 0)
              #self.assertEqual(time.localtime(xmas2002).tm_isdst, 0)
  
              ## Make sure we can switch to US/Eastern
              #environ['TZ'] = eastern
              #time.tzset()
              #self.assertNotEqual(time.gmtime(xmas2002), time.localtime(xmas2002))
              #self.assertEqual(time.tzname, ('EST', 'EDT'))
              #self.assertEqual(len(time.tzname), 2)
              #self.assertEqual(time.daylight, 1)
              #self.assertEqual(time.timezone, 18000)
              #self.assertEqual(time.altzone, 14400)
              #self.assertEqual(time.localtime(xmas2002).tm_isdst, 0)
              #self.assertEqual(len(time.tzname), 2)
  
              ## Now go to the southern hemisphere.
              #environ['TZ'] = victoria
              #time.tzset()
              #self.assertNotEqual(time.gmtime(xmas2002), time.localtime(xmas2002))
  
              ## Issue #11886: Australian Eastern Standard Time (UTC+10) is called
              ## "EST" (as Eastern Standard Time, UTC-5) instead of "AEST"
              ## (non-DST timezone), and "EDT" instead of "AEDT" (DST timezone),
              ## on some operating systems (e.g. FreeBSD), which is wrong. See for
              ## example this bug:
              ## http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=93810
              #self.assertIn(time.tzname[0], ('AEST' 'EST'), time.tzname[0])
              #self.assertTrue(time.tzname[1] in ('AEDT', 'EDT'), str(time.tzname[1]))
              #self.assertEqual(len(time.tzname), 2)
              #self.assertEqual(time.daylight, 1)
              #self.assertEqual(time.timezone, -36000)
              #self.assertEqual(time.altzone, -39600)
              #self.assertEqual(time.localtime(xmas2002).tm_isdst, 1)
  
          #finally:
              ## Repair TZ environment variable in case any other tests
              ## rely on it.
              #if org_TZ is not None:
                  #environ['TZ'] = org_TZ
              #elif 'TZ' in environ:
                  #del environ['TZ']
              #time.tzset()
  
      def test_insane_timestamps(self):
          # It's possible that some platform maps time_t to double,
          # and that this test will fail there.  This test should
          # exempt such platforms (provided they return reasonable
          # results!).
          for func in time.ctime, time.gmtime, time.localtime:
              for unreasonable in -1e200, 1e200:
                  self.assertRaises(OverflowError, func, unreasonable)
  
      def test_ctime_without_arg(self):
          # Not sure how to check the values, since the clock could tick
          # at any time.  Make sure these are at least accepted and
          # don't raise errors.
          time.ctime()
          time.ctime(None)
  
      def test_gmtime_without_arg(self):
          gt0 = time.gmtime()
          gt1 = time.gmtime(None)
          t0 = time.mktime(gt0)
          t1 = time.mktime(gt1)
          self.assertAlmostEqual(t1, t0, delta=0.2)
  
      def test_localtime_without_arg(self):
          lt0 = time.localtime()
          lt1 = time.localtime(None)
          t0 = time.mktime(lt0)
          t1 = time.mktime(lt1)
          self.assertAlmostEqual(t1, t0, delta=0.2)
  
      def test_mktime(self):
          # Issue #1726687
          for t in (-2, -1, 0, 1):
              #if sys.platform.startswith('aix') and t == -1:
                  ## Issue #11188, #19748: mktime() returns -1 on error. On Linux,
                  ## the tm_wday field is used as a sentinel () to detect if -1 is
                  ## really an error or a valid timestamp. On AIX, tm_wday is
                  ## unchanged even on success and so cannot be used as a
                  ## sentinel.
                  #continue
              try:
                  tt = time.localtime(t)
              except (OverflowError, OSError):
                  pass
              else:
                  self.assertEqual(time.mktime(tt), t)
  
      # Issue #13309: passing extreme values to mktime() or localtime()
      # borks the glibc's internal timezone data.
      #@unittest.skipUnless(platform.libc_ver()[0] != 'glibc',
                           #"disabled because of a bug in glibc. Issue #13309")
      #def test_mktime_error(self):
          ## It may not be possible to reliably make mktime return error
          ## on all platfom.  This will make sure that no other exception
          ## than OverflowError is raised for an extreme value.
          #tt = time.gmtime(self.t)
          #tzname = time.strftime('%Z', tt)
          #self.assertNotEqual(tzname, 'LMT')
          #try:
              #time.mktime((-1, 1, 1, 0, 0, 0, -1, -1, -1))
          #except OverflowError:
              #pass
          #self.assertEqual(time.strftime('%Z', tt), tzname)
  
      @unittest.skipUnless(hasattr(time, 'monotonic'),
                           'need time.monotonic')
      def test_monotonic(self):
          # monotonic() should not go backward
          times = [time.monotonic() for n in range(100)]
          t1 = times[0]
          for t2 in times[1:]:
              self.assertGreaterEqual(t2, t1, "times=%s" % times)
              t1 = t2
  
          # monotonic() includes time elapsed during a sleep
          t1 = time.monotonic()
          time.sleep(0.5)
          t2 = time.monotonic()
          dt = t2 - t1
          self.assertGreater(t2, t1)
          # Issue #20101: On some Windows machines, dt may be slightly low
          self.assertTrue(0.45 <= dt <= 1.0, dt)
  
          ## monotonic() is a monotonic but non adjustable clock
          #info = time.get_clock_info('monotonic')
          #self.assertTrue(info.monotonic)
          #self.assertFalse(info.adjustable)
  
      def test_perf_counter(self):
          time.perf_counter()
  
      #def test_process_time(self):
          ## process_time() should not include time spend during a sleep
          #start = time.process_time()
          #time.sleep(0.100)
          #stop = time.process_time()
          ## use 20 ms because process_time() has usually a resolution of 15 ms
          ## on Windows
          #self.assertLess(stop - start, 0.020)
  
          #info = time.get_clock_info('process_time')
          #self.assertTrue(info.monotonic)
          #self.assertFalse(info.adjustable)
  
      #@unittest.skipUnless(hasattr(time, 'monotonic'),
                           #'need time.monotonic')
      #@unittest.skipUnless(hasattr(time, 'clock_settime'),
                           #'need time.clock_settime')
      #def test_monotonic_settime(self):
          #t1 = time.monotonic()
          #realtime = time.clock_gettime(time.CLOCK_REALTIME)
          ## jump backward with an offset of 1 hour
          #try:
              #time.clock_settime(time.CLOCK_REALTIME, realtime - 3600)
          #except PermissionError as err:
              #self.skipTest(err)
          #t2 = time.monotonic()
          #time.clock_settime(time.CLOCK_REALTIME, realtime)
          ## monotonic must not be affected by system clock updates
          #self.assertGreaterEqual(t2, t1)
  
      def test_localtime_failure(self):
          # Issue #13847: check for localtime() failure
          invalid_time_t = None
          for time_t in (-1, 2**30, 2**33, 2**60):
              try:
                  time.localtime(time_t)
              except OverflowError:
                  self.skipTest("need 64-bit time_t")
              except OSError:
                  invalid_time_t = time_t
                  break
          if invalid_time_t is None:
              self.skipTest("unable to find an invalid time_t value")
  
          self.assertRaises(OSError, time.localtime, invalid_time_t)
          self.assertRaises(OSError, time.ctime, invalid_time_t)
  
      #def test_get_clock_info(self):
          #clocks = ['clock', 'perf_counter', 'process_time', 'time']
          #if hasattr(time, 'monotonic'):
              #clocks.append('monotonic')
  
          #for name in clocks:
              #info = time.get_clock_info(name)
              ##self.assertIsInstance(info, dict)
              #self.assertIsInstance(info.implementation, str)
              #self.assertNotEqual(info.implementation, '')
              #self.assertIsInstance(info.monotonic, bool)
              #self.assertIsInstance(info.resolution, float)
              ## 0.0 < resolution <= 1.0
              #self.assertGreater(info.resolution, 0.0)
              #self.assertLessEqual(info.resolution, 1.0)
              #self.assertIsInstance(info.adjustable, bool)
  
          #self.assertRaises(ValueError, time.get_clock_info, 'xxx')
  
  
  #class TestLocale(unittest.TestCase):
      #def setUp(self):
          #self.oldloc = locale.setlocale(locale.LC_ALL)
  
      #def tearDown(self):
          #locale.setlocale(locale.LC_ALL, self.oldloc)
  
      #def test_bug_3061(self):
          #try:
              #tmp = locale.setlocale(locale.LC_ALL, "fr_FR")
          #except locale.Error:
              #self.skipTest('could not set locale.LC_ALL to fr_FR')
          ## This should not cause an exception
          #time.strftime("%B", (2009,2,1,0,0,0,0,0,0))
  
  
  class _TestAsctimeYear:
      _format = '%d'
  
      def yearstr(self, y):
          return time.asctime((y,) + (0,) * 8).split()[-1]
  
      def test_large_year(self):
          # Check that it doesn't crash for year > 9999
          self.assertEqual(self.yearstr(12345), '12345')
          self.assertEqual(self.yearstr(123456789), '123456789')
  
  class _TestStrftimeYear:
  
      # Issue 13305:  For years < 1000, the value is not always
      # padded to 4 digits across platforms.  The C standard
      # assumes year >= 1900, so it does not specify the number
      # of digits.
  
      if time.strftime('%Y', (1,) + (0,) * 8) == '0001':
          _format = '%04d'
      else:
          _format = '%d'
  
      def yearstr(self, y):
          return time.strftime('%Y', (y,) + (0,) * 8)
  
      def test_4dyear(self):
          # Check that we can return the zero padded value.
          if self._format == '%04d':
              self.test_year('%04d')
          else:
              def year4d(y):
                  return time.strftime('%4Y', (y,) + (0,) * 8)
              self.test_year('%04d', func=year4d)
  
      def skip_if_not_supported(y):
          msg = "strftime() is limited to [1; 9999] with Visual Studio"
          # Check that it doesn't crash for year > 9999
          try:
              time.strftime('%Y', (y,) + (0,) * 8)
          except ValueError:
              cond = False
          else:
              cond = True
          return unittest.skipUnless(cond, msg)
  
      @skip_if_not_supported(10000)
      def test_large_year(self):
          return super().test_large_year()
  
      @skip_if_not_supported(0)
      def test_negative(self):
          return super().test_negative()
  
      del skip_if_not_supported
  
  
  class _Test4dYear:
      _format = '%d'
  
      def test_year(self, fmt=None, func=None):
          fmt = fmt or self._format
          func = func or self.yearstr
          self.assertEqual(func(1),    fmt % 1)
          self.assertEqual(func(68),   fmt % 68)
          self.assertEqual(func(69),   fmt % 69)
          self.assertEqual(func(99),   fmt % 99)
          self.assertEqual(func(999),  fmt % 999)
          self.assertEqual(func(9999), fmt % 9999)
  
      def test_large_year(self):
          self.assertEqual(self.yearstr(12345), '12345')
          self.assertEqual(self.yearstr(123456789), '123456789')
          self.assertEqual(self.yearstr(TIME_MAXYEAR), str(TIME_MAXYEAR))
          self.assertRaises(OverflowError, self.yearstr, TIME_MAXYEAR + 1)
  
      def test_negative(self):
          self.assertEqual(self.yearstr(-1), self._format % -1)
          self.assertEqual(self.yearstr(-1234), '-1234')
          self.assertEqual(self.yearstr(-123456), '-123456')
          self.assertEqual(self.yearstr(-123456789), str(-123456789))
          self.assertEqual(self.yearstr(-1234567890), str(-1234567890))
          self.assertEqual(self.yearstr(TIME_MINYEAR + 1900), str(TIME_MINYEAR + 1900))
          # Issue #13312: it may return wrong value for year < TIME_MINYEAR + 1900
          # Skip the value test, but check that no error is raised
          self.yearstr(TIME_MINYEAR)
          # self.assertEqual(self.yearstr(TIME_MINYEAR), str(TIME_MINYEAR))
          self.assertRaises(OverflowError, self.yearstr, TIME_MINYEAR - 1)
  
  
  class TestAsctime4dyear(_TestAsctimeYear, _Test4dYear, unittest.TestCase):
      pass
  
  class TestStrftime4dyear(_TestStrftimeYear, _Test4dYear, unittest.TestCase):
      pass
  
  
  class TestPytime(unittest.TestCase):
      def setUp(self):
          self.invalid_values = (
              -(2 ** 100), 2 ** 100,
              -(2.0 ** 100.0), 2.0 ** 100.0,
          )
  
      #@support.cpython_only
      #def test_time_t(self):
          #from _testcapi import pytime_object_to_time_t
          #for obj, time_t, rnd in (
              ## Round towards zero
              #(0, 0, _PyTime_ROUND_DOWN),
              #(-1, -1, _PyTime_ROUND_DOWN),
              #(-1.0, -1, _PyTime_ROUND_DOWN),
              #(-1.9, -1, _PyTime_ROUND_DOWN),
              #(1.0, 1, _PyTime_ROUND_DOWN),
              #(1.9, 1, _PyTime_ROUND_DOWN),
              ## Round away from zero
              #(0, 0, _PyTime_ROUND_UP),
              #(-1, -1, _PyTime_ROUND_UP),
              #(-1.0, -1, _PyTime_ROUND_UP),
              #(-1.9, -2, _PyTime_ROUND_UP),
              #(1.0, 1, _PyTime_ROUND_UP),
              #(1.9, 2, _PyTime_ROUND_UP),
          #):
              #self.assertEqual(pytime_object_to_time_t(obj, rnd), time_t)
  
          #rnd = _PyTime_ROUND_DOWN
          #for invalid in self.invalid_values:
              #self.assertRaises(OverflowError,
                                #pytime_object_to_time_t, invalid, rnd)
  
      #@support.cpython_only
      #def test_timeval(self):
          #from _testcapi import pytime_object_to_timeval
          #for obj, timeval, rnd in (
              ## Round towards zero
              #(0, (0, 0), _PyTime_ROUND_DOWN),
              #(-1, (-1, 0), _PyTime_ROUND_DOWN),
              #(-1.0, (-1, 0), _PyTime_ROUND_DOWN),
              #(1e-6, (0, 1), _PyTime_ROUND_DOWN),
              #(1e-7, (0, 0), _PyTime_ROUND_DOWN),
              #(-1e-6, (-1, 999999), _PyTime_ROUND_DOWN),
              #(-1e-7, (-1, 999999), _PyTime_ROUND_DOWN),
              #(-1.2, (-2, 800000), _PyTime_ROUND_DOWN),
              #(0.9999999, (0, 999999), _PyTime_ROUND_DOWN),
              #(0.0000041, (0, 4), _PyTime_ROUND_DOWN),
              #(1.1234560, (1, 123456), _PyTime_ROUND_DOWN),
              #(1.1234569, (1, 123456), _PyTime_ROUND_DOWN),
              #(-0.0000040, (-1, 999996), _PyTime_ROUND_DOWN),
              #(-0.0000041, (-1, 999995), _PyTime_ROUND_DOWN),
              #(-1.1234560, (-2, 876544), _PyTime_ROUND_DOWN),
              #(-1.1234561, (-2, 876543), _PyTime_ROUND_DOWN),
              ## Round away from zero
              #(0, (0, 0), _PyTime_ROUND_UP),
              #(-1, (-1, 0), _PyTime_ROUND_UP),
              #(-1.0, (-1, 0), _PyTime_ROUND_UP),
              #(1e-6, (0, 1), _PyTime_ROUND_UP),
              #(1e-7, (0, 1), _PyTime_ROUND_UP),
              #(-1e-6, (-1, 999999), _PyTime_ROUND_UP),
              #(-1e-7, (-1, 999999), _PyTime_ROUND_UP),
              #(-1.2, (-2, 800000), _PyTime_ROUND_UP),
              #(0.9999999, (1, 0), _PyTime_ROUND_UP),
              #(0.0000041, (0, 5), _PyTime_ROUND_UP),
              #(1.1234560, (1, 123457), _PyTime_ROUND_UP),
              #(1.1234569, (1, 123457), _PyTime_ROUND_UP),
              #(-0.0000040, (-1, 999996), _PyTime_ROUND_UP),
              #(-0.0000041, (-1, 999995), _PyTime_ROUND_UP),
              #(-1.1234560, (-2, 876544), _PyTime_ROUND_UP),
              #(-1.1234561, (-2, 876543), _PyTime_ROUND_UP),
          #):
              #with self.subTest(obj=obj, round=rnd, timeval=timeval):
                  #self.assertEqual(pytime_object_to_timeval(obj, rnd), timeval)
  
          #rnd = _PyTime_ROUND_DOWN
          #for invalid in self.invalid_values:
              #self.assertRaises(OverflowError,
                                #pytime_object_to_timeval, invalid, rnd)
  
      #@support.cpython_only
      #def test_timespec(self):
          #from _testcapi import pytime_object_to_timespec
          #for obj, timespec, rnd in (
              ## Round towards zero
              #(0, (0, 0), _PyTime_ROUND_DOWN),
              #(-1, (-1, 0), _PyTime_ROUND_DOWN),
              #(-1.0, (-1, 0), _PyTime_ROUND_DOWN),
              #(1e-9, (0, 1), _PyTime_ROUND_DOWN),
              #(1e-10, (0, 0), _PyTime_ROUND_DOWN),
              #(-1e-9, (-1, 999999999), _PyTime_ROUND_DOWN),
              #(-1e-10, (-1, 999999999), _PyTime_ROUND_DOWN),
              #(-1.2, (-2, 800000000), _PyTime_ROUND_DOWN),
              #(0.9999999999, (0, 999999999), _PyTime_ROUND_DOWN),
              #(1.1234567890, (1, 123456789), _PyTime_ROUND_DOWN),
              #(1.1234567899, (1, 123456789), _PyTime_ROUND_DOWN),
              #(-1.1234567890, (-2, 876543211), _PyTime_ROUND_DOWN),
              #(-1.1234567891, (-2, 876543210), _PyTime_ROUND_DOWN),
              ## Round away from zero
              #(0, (0, 0), _PyTime_ROUND_UP),
              #(-1, (-1, 0), _PyTime_ROUND_UP),
              #(-1.0, (-1, 0), _PyTime_ROUND_UP),
              #(1e-9, (0, 1), _PyTime_ROUND_UP),
              #(1e-10, (0, 1), _PyTime_ROUND_UP),
              #(-1e-9, (-1, 999999999), _PyTime_ROUND_UP),
              #(-1e-10, (-1, 999999999), _PyTime_ROUND_UP),
              #(-1.2, (-2, 800000000), _PyTime_ROUND_UP),
              #(0.9999999999, (1, 0), _PyTime_ROUND_UP),
              #(1.1234567890, (1, 123456790), _PyTime_ROUND_UP),
              #(1.1234567899, (1, 123456790), _PyTime_ROUND_UP),
              #(-1.1234567890, (-2, 876543211), _PyTime_ROUND_UP),
              #(-1.1234567891, (-2, 876543210), _PyTime_ROUND_UP),
          #):
              #with self.subTest(obj=obj, round=rnd, timespec=timespec):
                  #self.assertEqual(pytime_object_to_timespec(obj, rnd), timespec)
  
          #rnd = _PyTime_ROUND_DOWN
          #for invalid in self.invalid_values:
              #self.assertRaises(OverflowError,
                                #pytime_object_to_timespec, invalid, rnd)
  
      @unittest.skipUnless(time._STRUCT_TM_ITEMS == 11, "needs tm_zone support")
      def test_localtime_timezone(self):
  
          # Get the localtime and examine it for the offset and zone.
          lt = time.localtime()
          self.assertTrue(hasattr(lt, "tm_gmtoff"))
          self.assertTrue(hasattr(lt, "tm_zone"))
  
          # See if the offset and zone are similar to the module
          # attributes.
          if lt.tm_gmtoff is None:
              self.assertTrue(not hasattr(time, "timezone"))
          else:
              self.assertEqual(lt.tm_gmtoff, -[time.timezone, time.altzone][lt.tm_isdst])
          if lt.tm_zone is None:
              self.assertTrue(not hasattr(time, "tzname"))
          else:
              self.assertEqual(lt.tm_zone, time.tzname[lt.tm_isdst])
  
          # Try and make UNIX times from the localtime and a 9-tuple
          # created from the localtime. Test to see that the times are
          # the same.
          t = time.mktime(lt); t9 = time.mktime(lt[:9])
          self.assertEqual(t, t9)
  
          # Make localtimes from the UNIX times and compare them to
          # the original localtime, thus making a round trip.
          new_lt = time.localtime(t); new_lt9 = time.localtime(t9)
          self.assertEqual(new_lt, lt)
          self.assertEqual(new_lt.tm_gmtoff, lt.tm_gmtoff)
          self.assertEqual(new_lt.tm_zone, lt.tm_zone)
          self.assertEqual(new_lt9, lt)
          self.assertEqual(new_lt.tm_gmtoff, lt.tm_gmtoff)
          self.assertEqual(new_lt9.tm_zone, lt.tm_zone)
  
      @unittest.skipUnless(time._STRUCT_TM_ITEMS == 11, "needs tm_zone support")
      def test_strptime_timezone(self):
          t = time.strptime("UTC", "%Z")
          self.assertEqual(t.tm_zone, 'UTC')
          t = time.strptime("+0500", "%z")
          self.assertEqual(t.tm_gmtoff, 5 * 3600)
  
      @unittest.skipUnless(time._STRUCT_TM_ITEMS == 11, "needs tm_zone support")
      def test_short_times(self):
  
          #import pickle
  
          # Load a short time structure using pickle.
          #st = b"ctime\nstruct_time\np0\n((I2007\nI8\nI11\nI1\nI24\nI49\nI5\nI223\nI1\ntp1\n(dp2\ntp3\nRp4\n."
          #lt = pickle.loads(st)
          lt = time.struct_time(tm_year=2007, tm_mon=8, tm_mday=11, tm_hour=1, tm_min=24, tm_sec=49, tm_wday=5, tm_yday=223, tm_isdst=1)
          self.assertIs(lt.tm_gmtoff, None)
          self.assertIs(lt.tm_zone, None)
  
  
  suite = unittest.TestLoader().loadTestsFromTestCase(TimeTestCase)
  unittest.TextTestRunner(verbosity=0).run(suite)
  
  suite = unittest.TestLoader().loadTestsFromTestCase(TestPytime)
  unittest.TextTestRunner(verbosity=0).run(suite)
  