diff options
Diffstat (limited to 'Objects/tupleobject.c')
| -rw-r--r-- | Objects/tupleobject.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/Objects/tupleobject.c b/Objects/tupleobject.c index c0383a1e09..384b355a10 100644 --- a/Objects/tupleobject.c +++ b/Objects/tupleobject.c @@ -584,11 +584,14 @@ static PySequenceMethods tuple_as_sequence = { (objobjproc)tuplecontains, /* sq_contains */ }; +#define HASINDEX(o) PyType_HasFeature((o)->ob_type, Py_TPFLAGS_HAVE_INDEX) + static PyObject* tuplesubscript(PyTupleObject* self, PyObject* item) { - if (PyInt_Check(item) || PyLong_Check(item)) { - Py_ssize_t i = PyInt_AsSsize_t(item); + PyNumberMethods *nb = item->ob_type->tp_as_number; + if (nb != NULL && HASINDEX(item) && nb->nb_index != NULL) { + Py_ssize_t i = nb->nb_index(item); if (i == -1 && PyErr_Occurred()) return NULL; if (i < 0) |