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Allow exceptions to be directly sliced again

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(e.g., ``BaseException(1,2,3)[0:2]``).

Discovered in Python 2.5.0 by Thomas Heller and reported to python-dev.  This
should be backported to 2.5 .
This commit is contained in:
Brett Cannon 2006-09-20 18:43:13 +00:00
parent 9adeab7b96
commit f6aa86e33b
2 changed files with 10 additions and 1 deletions
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9
Objects/exceptions.c
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@ -190,12 +190,19 @@ BaseException_getitem(PyBaseExceptionObject *self, Py_ssize_t index)
return PySequence_GetItem(self->args, index);
}
static PyObject *
BaseException_getslice(PyBaseExceptionObject *self,
Py_ssize_t start, Py_ssize_t stop)
{
return PySequence_GetSlice(self->args, start, stop);
}
static PySequenceMethods BaseException_as_sequence = {
0, /* sq_length; */
0, /* sq_concat; */
0, /* sq_repeat; */
(ssizeargfunc)BaseException_getitem, /* sq_item; */
0, /* sq_slice; */
(ssizessizeargfunc)BaseException_getslice, /* sq_slice; */
0, /* sq_ass_item; */
0, /* sq_ass_slice; */
0, /* sq_contains; */