diff --git a/Objects/exceptions.c b/Objects/exceptions.c index 44c8fd65a5c..986d2110c67 100644 --- a/Objects/exceptions.c +++ b/Objects/exceptions.c @@ -141,7 +141,17 @@ BaseException_repr(PyBaseExceptionObject *self) static PyObject * BaseException_reduce(PyBaseExceptionObject *self) { - return PyTuple_Pack(3, self->ob_type, self->args, self->dict); + if (self->args && self->dict) + return PyTuple_Pack(3, self->ob_type, self->args, self->dict); + else if (self->args) + return PyTuple_Pack(2, self->ob_type, self->args); + else { + PyObject *res, *tup = PyTuple_New(0); + if (!tup) return NULL; + res = PyTuple_Pack(2, self->ob_type, tup); + Py_DECREF(tup); + return res; + } }