本文整理汇总了Python中datetime.timedelta.min方法的典型用法代码示例。如果您正苦于以下问题：Python timedelta.min方法的具体用法？Python timedelta.min怎么用？Python timedelta.min使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类datetime.timedelta的用法示例。
在下文中一共展示了timedelta.min方法的6个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: test_extreme_ordinals
# 需要导入模块: from datetime import timedelta [as 别名]
# 或者: from datetime.timedelta import min [as 别名]
def test_extreme_ordinals(self):
a = self.theclass.min
a = self.theclass(a.year, a.month, a.day) # get rid of time parts
aord = a.toordinal()
b = a.fromordinal(aord)
self.assertEqual(a, b)
self.assertRaises(ValueError, lambda: a.fromordinal(aord - 1))
b = a + timedelta(days=1)
self.assertEqual(b.toordinal(), aord + 1)
self.assertEqual(b, self.theclass.fromordinal(aord + 1))
a = self.theclass.max
a = self.theclass(a.year, a.month, a.day) # get rid of time parts
aord = a.toordinal()
b = a.fromordinal(aord)
self.assertEqual(a, b)
self.assertRaises(ValueError, lambda: a.fromordinal(aord + 1))
b = a - timedelta(days=1)
self.assertEqual(b.toordinal(), aord - 1)
self.assertEqual(b, self.theclass.fromordinal(aord - 1)) 示例2: test_overflow
# 需要导入模块: from datetime import timedelta [as 别名]
# 或者: from datetime.timedelta import min [as 别名]
def test_overflow(self):
tiny = timedelta.resolution
td = timedelta.min + tiny
td -= tiny # no problem
self.assertRaises(OverflowError, td.__sub__, tiny)
self.assertRaises(OverflowError, td.__add__, -tiny)
td = timedelta.max - tiny
td += tiny # no problem
self.assertRaises(OverflowError, td.__add__, tiny)
self.assertRaises(OverflowError, td.__sub__, -tiny)
self.assertRaises(OverflowError, lambda: -timedelta.max)
day = timedelta(1)
self.assertRaises(OverflowError, day.__mul__, 10**9)
self.assertRaises(OverflowError, day.__mul__, 1e9)
self.assertRaises(OverflowError, day.__truediv__, 1e-20)
self.assertRaises(OverflowError, day.__truediv__, 1e-10)
self.assertRaises(OverflowError, day.__truediv__, 9e-10) 示例3: test_resolution_info
# 需要导入模块: from datetime import timedelta [as 别名]
# 或者: from datetime.timedelta import min [as 别名]
def test_resolution_info(self):
self.assertIsInstance(timedelta.min, timedelta)
self.assertIsInstance(timedelta.max, timedelta)
self.assertIsInstance(timedelta.resolution, timedelta)
self.assertTrue(timedelta.max > timedelta.min)
self.assertEqual(timedelta.min, timedelta(-999999999))
self.assertEqual(timedelta.max, timedelta(999999999, 24*3600-1, 1e6-1))
self.assertEqual(timedelta.resolution, timedelta(0, 0, 1)) 示例4: test_overflow
# 需要导入模块: from datetime import timedelta [as 别名]
# 或者: from datetime.timedelta import min [as 别名]
def test_overflow(self):
tiny = timedelta.resolution
td = timedelta.min + tiny
td -= tiny # no problem
self.assertRaises(OverflowError, td.__sub__, tiny)
self.assertRaises(OverflowError, td.__add__, -tiny)
td = timedelta.max - tiny
td += tiny # no problem
self.assertRaises(OverflowError, td.__add__, tiny)
self.assertRaises(OverflowError, td.__sub__, -tiny)
self.assertRaises(OverflowError, lambda: -timedelta.max) 示例5: test_bool
# 需要导入模块: from datetime import timedelta [as 别名]
# 或者: from datetime.timedelta import min [as 别名]
def test_bool(self):
# All dates are considered true.
self.assertTrue(self.theclass.min)
self.assertTrue(self.theclass.max) 示例6: test_str
# 需要导入模块: from datetime import timedelta [as 别名]
# 或者: from datetime.timedelta import min [as 别名]
def test_str(self):
for tz in [self.ACDT, self.EST, timezone.utc,
timezone.min, timezone.max]:
self.assertEqual(str(tz), tz.tzname(None))