本文整理匯總了Python中models.Category.valid_time方法的典型用法代碼示例。如果您正苦於以下問題：Python Category.valid_time方法的具體用法？Python Category.valid_time怎麽用？Python Category.valid_time使用的例子？那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在類models.Category的用法示例。
在下文中一共展示了Category.valid_time方法的2個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的Python代碼示例。
示例1: runTest
# 需要導入模塊: from models import Category [as 別名]
# 或者: from models.Category import valid_time [as 別名]
def runTest(self):
period = Period(lower=datetime.datetime(1996,10,1), upper=datetime.datetime(1997,1,1))
i = Category(cat=120033, valid_time=period)
i.save()
for bad in [5, 2.0, 'foo', (10, 20)]:
try:
i.valid_time = bad
except TypeError:
pass
else:
self.fail('Should throw a TypeError')
newstr = '[1996-01-01 00:00:00.000000+0000,1996-06-01 00:00:00.000000+0000)'
new = Period(newstr)
for good in (new, newstr):
i.valid_time = good
self.assertEqual(i.valid_time, new)
i.save()
self.assertNotEqual(i.pk, None)
self.assertEqual(new, Category.objects.get(pk=i.pk).valid_time)
i.delete()示例2: runTest
# 需要導入模塊: from models import Category [as 別名]
# 或者: from models.Category import valid_time [as 別名]
def runTest(self):
"Test period field options - unique types (sequenced, current and nonsequenced)"
period = Period(start=datetime.datetime(1996,10,1), end=datetime.datetime(1997,1,1))
i = Category(cat=120033, valid_time=period)
# Test overlapping periods - sequenced unique.
i.valid_time = '[1996-05-01 00:00:00.000000+0000,1996-07-01 00:00:00.000000+0000)'
try:
i.save()
except IntegrityError:
connection.connection.rollback()
else:
self.fail('Should throw an IntegrityError')
# Test current unique.
i.valid_time = '[1996-05-01 00:00:00.000000+0000,9999-12-31 23:59:59.999999+0000)'
try:
i.save()
except IntegrityError:
connection.connection.rollback()
else:
self.fail('Should throw an IntegrityError')
# Test nonsequenced unique.
i1 = CategoryToo(cat=120033, valid_time=period)
i1.save()
i2 = CategoryToo(cat=120033, valid_time=period)
try:
i2.save()
except IntegrityError:
connection.connection.rollback()
else:
self.fail('Should throw and IntegrityError')
i2.cat = 100100
# Saves okay.
i2.save()
i1.delete()
i2.delete()