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gh-128421: make exception group methods thread safe #129298

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merged 3 commits into from
Jan 25, 2025
+110 −11
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gh-128421: make exception group methods thread safe #129298

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667ed82
make exception group thread safe
kumaraditya303 Jan 25, 2025
86c7c20
reduce diff
kumaraditya303 Jan 25, 2025
0b31339
Update Objects/exceptions.c
kumaraditya303 Jan 25, 2025
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74 changes: 73 additions & 1 deletion Objects/clinic/exceptions.c.h
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47 changes: 37 additions & 10 deletions Objects/exceptions.c
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Original file line number Diff line number Diff line change
Expand Up @@ -20,8 +20,9 @@

/*[clinic input]
class BaseException "PyBaseExceptionObject *" "&PyExc_BaseException"
class BaseExceptionGroup "PyBaseExceptionGroupObject *" "&PyExc_BaseExceptionGroup"
[clinic start generated code]*/
/*[clinic end generated code: output=da39a3ee5e6b4b0d input=90558eb0fbf8a3d0]*/
/*[clinic end generated code: output=da39a3ee5e6b4b0d input=b7c45e78cff8edc3]*/


/* Compatibility aliases */
Expand Down Expand Up @@ -1034,10 +1035,18 @@ BaseExceptionGroup_str(PyBaseExceptionGroupObject *self)
self->msg, num_excs, num_excs > 1 ? "s" : "");
}

/*[clinic input]
@critical_section
BaseExceptionGroup.derive
excs: object
/
[clinic start generated code]*/

static PyObject *
BaseExceptionGroup_derive(PyObject *self_, PyObject *excs)
BaseExceptionGroup_derive_impl(PyBaseExceptionGroupObject *self,
PyObject *excs)
/*[clinic end generated code: output=4307564218dfbf06 input=f72009d38e98cec1]*/
{
PyBaseExceptionGroupObject *self = _PyBaseExceptionGroupObject_cast(self_);
PyObject *init_args = PyTuple_Pack(2, self->msg, excs);
if (!init_args) {
return NULL;
Expand Down Expand Up @@ -1330,8 +1339,17 @@ exceptiongroup_split_recursive(PyObject *exc,
return retval;
}

/*[clinic input]
@critical_section
BaseExceptionGroup.split
matcher_value: object
/
[clinic start generated code]*/

static PyObject *
BaseExceptionGroup_split(PyObject *self, PyObject *matcher_value)
BaseExceptionGroup_split_impl(PyBaseExceptionGroupObject *self,
PyObject *matcher_value)
/*[clinic end generated code: output=d74db579da4df6e2 input=0c5cfbfed57e0052]*/
{
_exceptiongroup_split_matcher_type matcher_type;
if (get_matcher_type(matcher_value, &matcher_type) < 0) {
Expand All @@ -1341,7 +1359,7 @@ BaseExceptionGroup_split(PyObject *self, PyObject *matcher_value)
_exceptiongroup_split_result split_result;
bool construct_rest = true;
if (exceptiongroup_split_recursive(
self, matcher_type, matcher_value,
(PyObject *)self, matcher_type, matcher_value,
construct_rest, &split_result) < 0) {
return NULL;
}
Expand All @@ -1356,8 +1374,17 @@ BaseExceptionGroup_split(PyObject *self, PyObject *matcher_value)
return result;
}

/*[clinic input]
@critical_section
BaseExceptionGroup.subgroup
matcher_value: object
/
[clinic start generated code]*/

static PyObject *
BaseExceptionGroup_subgroup(PyObject *self, PyObject *matcher_value)
BaseExceptionGroup_subgroup_impl(PyBaseExceptionGroupObject *self,
PyObject *matcher_value)
/*[clinic end generated code: output=07dbec8f77d4dd8e input=988ffdd755a151ce]*/
{
_exceptiongroup_split_matcher_type matcher_type;
if (get_matcher_type(matcher_value, &matcher_type) < 0) {
Expand All @@ -1367,7 +1394,7 @@ BaseExceptionGroup_subgroup(PyObject *self, PyObject *matcher_value)
_exceptiongroup_split_result split_result;
bool construct_rest = false;
if (exceptiongroup_split_recursive(
self, matcher_type, matcher_value,
(PyObject *)self, matcher_type, matcher_value,
construct_rest, &split_result) < 0) {
return NULL;
}
Expand Down Expand Up @@ -1633,9 +1660,9 @@ static PyMemberDef BaseExceptionGroup_members[] = {
static PyMethodDef BaseExceptionGroup_methods[] = {
{"__class_getitem__", (PyCFunction)Py_GenericAlias,
METH_O|METH_CLASS, PyDoc_STR("See PEP 585")},
{"derive", (PyCFunction)BaseExceptionGroup_derive, METH_O},
{"split", (PyCFunction)BaseExceptionGroup_split, METH_O},
{"subgroup", (PyCFunction)BaseExceptionGroup_subgroup, METH_O},
BASEEXCEPTIONGROUP_DERIVE_METHODDEF
BASEEXCEPTIONGROUP_SPLIT_METHODDEF
BASEEXCEPTIONGROUP_SUBGROUP_METHODDEF
{NULL}
};

Expand Down
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