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Issue #15973: Fixed segmentation fault on timezone comparison to other types.

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This commit is contained in:
Alexander Belopolsky 2012-09-20 16:39:33 -04:00
parent 4e12ad19c9
commit 3ec153681e
3 changed files with 11 additions and 3 deletions
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2
Lib/datetime.py
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@ -1821,6 +1821,8 @@ class timezone(tzinfo):
return (self._offset, self._name) return (self._offset, self._name)
def __eq__(self, other): def __eq__(self, other):
if type(other) != timezone:
return False
return self._offset == other._offset return self._offset == other._offset
def __hash__(self): def __hash__(self):

2
Lib/test/datetimetester.py
View file

@ -235,6 +235,8 @@ class TestTimeZone(unittest.TestCase):
self.assertEqual(timezone(-5 * HOUR), timezone(-5 * HOUR, 'EST')) self.assertEqual(timezone(-5 * HOUR), timezone(-5 * HOUR, 'EST'))
with self.assertRaises(TypeError): timezone(ZERO) < timezone(ZERO) with self.assertRaises(TypeError): timezone(ZERO) < timezone(ZERO)
self.assertIn(timezone(ZERO), {timezone(ZERO)}) self.assertIn(timezone(ZERO), {timezone(ZERO)})
self.assertTrue(timezone(ZERO) != None)
self.assertFalse(timezone(ZERO) == None)
def test_aware_datetime(self): def test_aware_datetime(self):
# test that timezone instances can be used by datetime # test that timezone instances can be used by datetime

10
Modules/_datetimemodule.c
View file

@ -3243,9 +3243,13 @@ static PyObject *
timezone_richcompare(PyDateTime_TimeZone *self, timezone_richcompare(PyDateTime_TimeZone *self,
PyDateTime_TimeZone *other, int op) PyDateTime_TimeZone *other, int op)
{ {
if (op != Py_EQ && op != Py_NE) { if (op != Py_EQ && op != Py_NE)
Py_INCREF(Py_NotImplemented); Py_RETURN_NOTIMPLEMENTED;
return Py_NotImplemented; if (Py_TYPE(other) != &PyDateTime_TimeZoneType) {
if (op == Py_EQ)
Py_RETURN_FALSE;
else
Py_RETURN_TRUE;
} }
return delta_richcompare(self->offset, other->offset, op); return delta_richcompare(self->offset, other->offset, op);
} }