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Issue #28214: Improved exception reporting for problematic __set_name__

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This commit is contained in:
Serhiy Storchaka 2016-10-21 17:15:20 +03:00
commit c4b4d4e2d8
3 changed files with 28 additions and 8 deletions
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7
Objects/typeobject.c
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@ -7022,8 +7022,13 @@ set_names(PyTypeObject *type)
if (set_name != NULL) {
tmp = PyObject_CallFunctionObjArgs(set_name, type, key, NULL);
Py_DECREF(set_name);
if (tmp == NULL)
if (tmp == NULL) {
_PyErr_FormatFromCause(PyExc_RuntimeError,
"Error calling __set_name__ on '%.100s' instance %R "
"in '%.100s'",
value->ob_type->tp_name, key, type->tp_name);
return -1;
}
else
Py_DECREF(tmp);
}