Python源码示例：datetime.tzinfo.__new__()
示例1
def test_subclass_date(self):
class C(self.theclass):
theAnswer = 42
def __new__(cls, *args, **kws):
temp = kws.copy()
extra = temp.pop('extra')
result = self.theclass.__new__(cls, *args, **temp)
result.extra = extra
return result
def newmeth(self, start):
return start + self.year + self.month
args = 2003, 4, 14
dt1 = self.theclass(*args)
dt2 = C(*args, **{'extra': 7})
self.assertEqual(dt2.__class__, C)
self.assertEqual(dt2.theAnswer, 42)
self.assertEqual(dt2.extra, 7)
self.assertEqual(dt1.toordinal(), dt2.toordinal())
self.assertEqual(dt2.newmeth(-7), dt1.year + dt1.month - 7)
示例2
def test_subclass_time(self):
class C(self.theclass):
theAnswer = 42
def __new__(cls, *args, **kws):
temp = kws.copy()
extra = temp.pop('extra')
result = self.theclass.__new__(cls, *args, **temp)
result.extra = extra
return result
def newmeth(self, start):
return start + self.hour + self.second
args = 4, 5, 6
dt1 = self.theclass(*args)
dt2 = C(*args, **{'extra': 7})
self.assertEqual(dt2.__class__, C)
self.assertEqual(dt2.theAnswer, 42)
self.assertEqual(dt2.extra, 7)
self.assertEqual(dt1.isoformat(), dt2.isoformat())
self.assertEqual(dt2.newmeth(-7), dt1.hour + dt1.second - 7)
示例3
def test_subclass_date(self):
class C(self.theclass):
theAnswer = 42
def __new__(cls, *args, **kws):
temp = kws.copy()
extra = temp.pop('extra')
result = self.theclass.__new__(cls, *args, **temp)
result.extra = extra
return result
def newmeth(self, start):
return start + self.year + self.month
args = 2003, 4, 14
dt1 = self.theclass(*args)
dt2 = C(*args, **{'extra': 7})
self.assertEqual(dt2.__class__, C)
self.assertEqual(dt2.theAnswer, 42)
self.assertEqual(dt2.extra, 7)
self.assertEqual(dt1.toordinal(), dt2.toordinal())
self.assertEqual(dt2.newmeth(-7), dt1.year + dt1.month - 7)
示例4
def test_subclass_time(self):
class C(self.theclass):
theAnswer = 42
def __new__(cls, *args, **kws):
temp = kws.copy()
extra = temp.pop('extra')
result = self.theclass.__new__(cls, *args, **temp)
result.extra = extra
return result
def newmeth(self, start):
return start + self.hour + self.second
args = 4, 5, 6
dt1 = self.theclass(*args)
dt2 = C(*args, **{'extra': 7})
self.assertEqual(dt2.__class__, C)
self.assertEqual(dt2.theAnswer, 42)
self.assertEqual(dt2.extra, 7)
self.assertEqual(dt1.isoformat(), dt2.isoformat())
self.assertEqual(dt2.newmeth(-7), dt1.hour + dt1.second - 7)
示例5
def test_subclass_date(self):
class C(self.theclass):
theAnswer = 42
def __new__(cls, *args, **kws):
temp = kws.copy()
extra = temp.pop('extra')
result = self.theclass.__new__(cls, *args, **temp)
result.extra = extra
return result
def newmeth(self, start):
return start + self.year + self.month
args = 2003, 4, 14
dt1 = self.theclass(*args)
dt2 = C(*args, **{'extra': 7})
self.assertEqual(dt2.__class__, C)
self.assertEqual(dt2.theAnswer, 42)
self.assertEqual(dt2.extra, 7)
self.assertEqual(dt1.toordinal(), dt2.toordinal())
self.assertEqual(dt2.newmeth(-7), dt1.year + dt1.month - 7)
示例6
def test_subclass_time(self):
class C(self.theclass):
theAnswer = 42
def __new__(cls, *args, **kws):
temp = kws.copy()
extra = temp.pop('extra')
result = self.theclass.__new__(cls, *args, **temp)
result.extra = extra
return result
def newmeth(self, start):
return start + self.hour + self.second
args = 4, 5, 6
dt1 = self.theclass(*args)
dt2 = C(*args, **{'extra': 7})
self.assertEqual(dt2.__class__, C)
self.assertEqual(dt2.theAnswer, 42)
self.assertEqual(dt2.extra, 7)
self.assertEqual(dt1.isoformat(), dt2.isoformat())
self.assertEqual(dt2.newmeth(-7), dt1.hour + dt1.second - 7)
示例7
def __new__(cls, offset, name=_Omitted):
if not isinstance(offset, timedelta):
raise TypeError("offset must be a timedelta")
if name is cls._Omitted:
if not offset:
return cls.utc
name = None
elif not isinstance(name, str):
raise TypeError("name must be a string")
if not cls._minoffset <= offset <= cls._maxoffset:
raise ValueError(
"offset must be a timedelta "
"strictly between -timedelta(hours=24) and "
"timedelta(hours=24)."
)
return cls._create(offset, name)
示例8
def test_subclass_date(self):
class C(self.theclass):
theAnswer = 42
def __new__(cls, *args, **kws):
temp = kws.copy()
extra = temp.pop('extra')
result = self.theclass.__new__(cls, *args, **temp)
result.extra = extra
return result
def newmeth(self, start):
return start + self.year + self.month
args = 2003, 4, 14
dt1 = self.theclass(*args)
dt2 = C(*args, **{'extra': 7})
self.assertEqual(dt2.__class__, C)
self.assertEqual(dt2.theAnswer, 42)
self.assertEqual(dt2.extra, 7)
self.assertEqual(dt1.toordinal(), dt2.toordinal())
self.assertEqual(dt2.newmeth(-7), dt1.year + dt1.month - 7)
示例9
def test_subclass_time(self):
class C(self.theclass):
theAnswer = 42
def __new__(cls, *args, **kws):
temp = kws.copy()
extra = temp.pop('extra')
result = self.theclass.__new__(cls, *args, **temp)
result.extra = extra
return result
def newmeth(self, start):
return start + self.hour + self.second
args = 4, 5, 6
dt1 = self.theclass(*args)
dt2 = C(*args, **{'extra': 7})
self.assertEqual(dt2.__class__, C)
self.assertEqual(dt2.theAnswer, 42)
self.assertEqual(dt2.extra, 7)
self.assertEqual(dt1.isoformat(), dt2.isoformat())
self.assertEqual(dt2.newmeth(-7), dt1.hour + dt1.second - 7)
示例10
def test_subclass_date(self):
class C(self.theclass):
theAnswer = 42
def __new__(cls, *args, **kws):
temp = kws.copy()
extra = temp.pop('extra')
result = self.theclass.__new__(cls, *args, **temp)
result.extra = extra
return result
def newmeth(self, start):
return start + self.year + self.month
args = 2003, 4, 14
dt1 = self.theclass(*args)
dt2 = C(*args, **{'extra': 7})
self.assertEqual(dt2.__class__, C)
self.assertEqual(dt2.theAnswer, 42)
self.assertEqual(dt2.extra, 7)
self.assertEqual(dt1.toordinal(), dt2.toordinal())
self.assertEqual(dt2.newmeth(-7), dt1.year + dt1.month - 7)
示例11
def test_subclass_time(self):
class C(self.theclass):
theAnswer = 42
def __new__(cls, *args, **kws):
temp = kws.copy()
extra = temp.pop('extra')
result = self.theclass.__new__(cls, *args, **temp)
result.extra = extra
return result
def newmeth(self, start):
return start + self.hour + self.second
args = 4, 5, 6
dt1 = self.theclass(*args)
dt2 = C(*args, **{'extra': 7})
self.assertEqual(dt2.__class__, C)
self.assertEqual(dt2.theAnswer, 42)
self.assertEqual(dt2.extra, 7)
self.assertEqual(dt1.isoformat(), dt2.isoformat())
self.assertEqual(dt2.newmeth(-7), dt1.hour + dt1.second - 7)
示例12
def test_subclass_date(self):
class C(self.theclass):
theAnswer = 42
def __new__(cls, *args, **kws):
temp = kws.copy()
extra = temp.pop('extra')
result = self.theclass.__new__(cls, *args, **temp)
result.extra = extra
return result
def newmeth(self, start):
return start + self.year + self.month
args = 2003, 4, 14
dt1 = self.theclass(*args)
dt2 = C(*args, **{'extra': 7})
self.assertEqual(dt2.__class__, C)
self.assertEqual(dt2.theAnswer, 42)
self.assertEqual(dt2.extra, 7)
self.assertEqual(dt1.toordinal(), dt2.toordinal())
self.assertEqual(dt2.newmeth(-7), dt1.year + dt1.month - 7)
示例13
def test_subclass_time(self):
class C(self.theclass):
theAnswer = 42
def __new__(cls, *args, **kws):
temp = kws.copy()
extra = temp.pop('extra')
result = self.theclass.__new__(cls, *args, **temp)
result.extra = extra
return result
def newmeth(self, start):
return start + self.hour + self.second
args = 4, 5, 6
dt1 = self.theclass(*args)
dt2 = C(*args, **{'extra': 7})
self.assertEqual(dt2.__class__, C)
self.assertEqual(dt2.theAnswer, 42)
self.assertEqual(dt2.extra, 7)
self.assertEqual(dt1.isoformat(), dt2.isoformat())
self.assertEqual(dt2.newmeth(-7), dt1.hour + dt1.second - 7)
示例14
def test_subclass_date(self):
class C(self.theclass):
theAnswer = 42
def __new__(cls, *args, **kws):
temp = kws.copy()
extra = temp.pop('extra')
result = self.theclass.__new__(cls, *args, **temp)
result.extra = extra
return result
def newmeth(self, start):
return start + self.year + self.month
args = 2003, 4, 14
dt1 = self.theclass(*args)
dt2 = C(*args, **{'extra': 7})
self.assertEqual(dt2.__class__, C)
self.assertEqual(dt2.theAnswer, 42)
self.assertEqual(dt2.extra, 7)
self.assertEqual(dt1.toordinal(), dt2.toordinal())
self.assertEqual(dt2.newmeth(-7), dt1.year + dt1.month - 7)
示例15
def test_subclass_time(self):
class C(self.theclass):
theAnswer = 42
def __new__(cls, *args, **kws):
temp = kws.copy()
extra = temp.pop('extra')
result = self.theclass.__new__(cls, *args, **temp)
result.extra = extra
return result
def newmeth(self, start):
return start + self.hour + self.second
args = 4, 5, 6
dt1 = self.theclass(*args)
dt2 = C(*args, **{'extra': 7})
self.assertEqual(dt2.__class__, C)
self.assertEqual(dt2.theAnswer, 42)
self.assertEqual(dt2.extra, 7)
self.assertEqual(dt1.isoformat(), dt2.isoformat())
self.assertEqual(dt2.newmeth(-7), dt1.hour + dt1.second - 7)
示例16
def test_subclass_date(self):
class C(self.theclass):
theAnswer = 42
def __new__(cls, *args, **kws):
temp = kws.copy()
extra = temp.pop('extra')
result = self.theclass.__new__(cls, *args, **temp)
result.extra = extra
return result
def newmeth(self, start):
return start + self.year + self.month
args = 2003, 4, 14
dt1 = self.theclass(*args)
dt2 = C(*args, **{'extra': 7})
self.assertEqual(dt2.__class__, C)
self.assertEqual(dt2.theAnswer, 42)
self.assertEqual(dt2.extra, 7)
self.assertEqual(dt1.toordinal(), dt2.toordinal())
self.assertEqual(dt2.newmeth(-7), dt1.year + dt1.month - 7)
示例17
def test_subclass_time(self):
class C(self.theclass):
theAnswer = 42
def __new__(cls, *args, **kws):
temp = kws.copy()
extra = temp.pop('extra')
result = self.theclass.__new__(cls, *args, **temp)
result.extra = extra
return result
def newmeth(self, start):
return start + self.hour + self.second
args = 4, 5, 6
dt1 = self.theclass(*args)
dt2 = C(*args, **{'extra': 7})
self.assertEqual(dt2.__class__, C)
self.assertEqual(dt2.theAnswer, 42)
self.assertEqual(dt2.extra, 7)
self.assertEqual(dt1.isoformat(), dt2.isoformat())
self.assertEqual(dt2.newmeth(-7), dt1.hour + dt1.second - 7)
示例18
def test_subclass_date(self):
class C(self.theclass):
theAnswer = 42
def __new__(cls, *args, **kws):
temp = kws.copy()
extra = temp.pop('extra')
result = self.theclass.__new__(cls, *args, **temp)
result.extra = extra
return result
def newmeth(self, start):
return start + self.year + self.month
args = 2003, 4, 14
dt1 = self.theclass(*args)
dt2 = C(*args, **{'extra': 7})
self.assertEqual(dt2.__class__, C)
self.assertEqual(dt2.theAnswer, 42)
self.assertEqual(dt2.extra, 7)
self.assertEqual(dt1.toordinal(), dt2.toordinal())
self.assertEqual(dt2.newmeth(-7), dt1.year + dt1.month - 7)
示例19
def test_subclass_time(self):
class C(self.theclass):
theAnswer = 42
def __new__(cls, *args, **kws):
temp = kws.copy()
extra = temp.pop('extra')
result = self.theclass.__new__(cls, *args, **temp)
result.extra = extra
return result
def newmeth(self, start):
return start + self.hour + self.second
args = 4, 5, 6
dt1 = self.theclass(*args)
dt2 = C(*args, **{'extra': 7})
self.assertEqual(dt2.__class__, C)
self.assertEqual(dt2.theAnswer, 42)
self.assertEqual(dt2.extra, 7)
self.assertEqual(dt1.isoformat(), dt2.isoformat())
self.assertEqual(dt2.newmeth(-7), dt1.hour + dt1.second - 7)
示例20
def test_subclass_date(self):
class C(self.theclass):
theAnswer = 42
def __new__(cls, *args, **kws):
temp = kws.copy()
extra = temp.pop('extra')
result = self.theclass.__new__(cls, *args, **temp)
result.extra = extra
return result
def newmeth(self, start):
return start + self.year + self.month
args = 2003, 4, 14
dt1 = self.theclass(*args)
dt2 = C(*args, **{'extra': 7})
self.assertEqual(dt2.__class__, C)
self.assertEqual(dt2.theAnswer, 42)
self.assertEqual(dt2.extra, 7)
self.assertEqual(dt1.toordinal(), dt2.toordinal())
self.assertEqual(dt2.newmeth(-7), dt1.year + dt1.month - 7)
示例21
def test_subclass_time(self):
class C(self.theclass):
theAnswer = 42
def __new__(cls, *args, **kws):
temp = kws.copy()
extra = temp.pop('extra')
result = self.theclass.__new__(cls, *args, **temp)
result.extra = extra
return result
def newmeth(self, start):
return start + self.hour + self.second
args = 4, 5, 6
dt1 = self.theclass(*args)
dt2 = C(*args, **{'extra': 7})
self.assertEqual(dt2.__class__, C)
self.assertEqual(dt2.theAnswer, 42)
self.assertEqual(dt2.extra, 7)
self.assertEqual(dt1.isoformat(), dt2.isoformat())
self.assertEqual(dt2.newmeth(-7), dt1.hour + dt1.second - 7)
示例22
def __new__(cls, offset, name=_Omitted):
if not isinstance(offset, timedelta):
raise TypeError("offset must be a timedelta")
if name is cls._Omitted:
if not offset:
return cls.utc
name = None
elif not isinstance(name, str):
raise TypeError("name must be a string")
if not cls._minoffset <= offset <= cls._maxoffset:
raise ValueError(
"offset must be a timedelta "
"strictly between -timedelta(hours=24) and "
"timedelta(hours=24)."
)
return cls._create(offset, name)
示例23
def _create(cls, offset, name=None):
self = tzinfo.__new__(cls)
self._offset = offset
self._name = name
return self
示例24
def test_pickling_base(self):
# There's no point to pickling tzinfo objects on their own (they
# carry no data), but they need to be picklable anyway else
# concrete subclasses can't be pickled.
orig = tzinfo.__new__(tzinfo)
self.assertIs(type(orig), tzinfo)
for pickler, unpickler, proto in pickle_choices:
green = pickler.dumps(orig, proto)
derived = unpickler.loads(green)
self.assertIs(type(derived), tzinfo)
示例25
def test_subclass_datetime(self):
class C(self.theclass):
theAnswer = 42
def __new__(cls, *args, **kws):
temp = kws.copy()
extra = temp.pop('extra')
result = self.theclass.__new__(cls, *args, **temp)
result.extra = extra
return result
def newmeth(self, start):
return start + self.year + self.month + self.second
args = 2003, 4, 14, 12, 13, 41
dt1 = self.theclass(*args)
dt2 = C(*args, **{'extra': 7})
self.assertEqual(dt2.__class__, C)
self.assertEqual(dt2.theAnswer, 42)
self.assertEqual(dt2.extra, 7)
self.assertEqual(dt1.toordinal(), dt2.toordinal())
self.assertEqual(dt2.newmeth(-7), dt1.year + dt1.month +
dt1.second - 7)
示例26
def test_subclass_timetz(self):
class C(self.theclass):
theAnswer = 42
def __new__(cls, *args, **kws):
temp = kws.copy()
extra = temp.pop('extra')
result = self.theclass.__new__(cls, *args, **temp)
result.extra = extra
return result
def newmeth(self, start):
return start + self.hour + self.second
args = 4, 5, 6, 500, FixedOffset(-300, "EST", 1)
dt1 = self.theclass(*args)
dt2 = C(*args, **{'extra': 7})
self.assertEqual(dt2.__class__, C)
self.assertEqual(dt2.theAnswer, 42)
self.assertEqual(dt2.extra, 7)
self.assertEqual(dt1.utcoffset(), dt2.utcoffset())
self.assertEqual(dt2.newmeth(-7), dt1.hour + dt1.second - 7)
# Testing datetime objects with a non-None tzinfo.
示例27
def test_pickling_base(self):
# There's no point to pickling tzinfo objects on their own (they
# carry no data), but they need to be picklable anyway else
# concrete subclasses can't be pickled.
orig = tzinfo.__new__(tzinfo)
self.assertTrue(type(orig) is tzinfo)
for pickler, unpickler, proto in pickle_choices:
green = pickler.dumps(orig, proto)
derived = unpickler.loads(green)
self.assertTrue(type(derived) is tzinfo)
示例28
def test_subclass_datetime(self):
class C(self.theclass):
theAnswer = 42
def __new__(cls, *args, **kws):
temp = kws.copy()
extra = temp.pop('extra')
result = self.theclass.__new__(cls, *args, **temp)
result.extra = extra
return result
def newmeth(self, start):
return start + self.year + self.month + self.second
args = 2003, 4, 14, 12, 13, 41
dt1 = self.theclass(*args)
dt2 = C(*args, **{'extra': 7})
self.assertEqual(dt2.__class__, C)
self.assertEqual(dt2.theAnswer, 42)
self.assertEqual(dt2.extra, 7)
self.assertEqual(dt1.toordinal(), dt2.toordinal())
self.assertEqual(dt2.newmeth(-7), dt1.year + dt1.month +
dt1.second - 7)
示例29
def test_subclass_timetz(self):
class C(self.theclass):
theAnswer = 42
def __new__(cls, *args, **kws):
temp = kws.copy()
extra = temp.pop('extra')
result = self.theclass.__new__(cls, *args, **temp)
result.extra = extra
return result
def newmeth(self, start):
return start + self.hour + self.second
args = 4, 5, 6, 500, FixedOffset(-300, "EST", 1)
dt1 = self.theclass(*args)
dt2 = C(*args, **{'extra': 7})
self.assertEqual(dt2.__class__, C)
self.assertEqual(dt2.theAnswer, 42)
self.assertEqual(dt2.extra, 7)
self.assertEqual(dt1.utcoffset(), dt2.utcoffset())
self.assertEqual(dt2.newmeth(-7), dt1.hour + dt1.second - 7)
# Testing datetime objects with a non-None tzinfo.
示例30
def test_pickling_base(self):
# There's no point to pickling tzinfo objects on their own (they
# carry no data), but they need to be picklable anyway else
# concrete subclasses can't be pickled.
orig = tzinfo.__new__(tzinfo)
self.assertIs(type(orig), tzinfo)
for pickler, unpickler, proto in pickle_choices:
green = pickler.dumps(orig, proto)
derived = unpickler.loads(green)
self.assertIs(type(derived), tzinfo)
