SF 1191699: Make slices picklable
diff --git a/Objects/sliceobject.c b/Objects/sliceobject.c
index d8a2465..3fb1430 100644
--- a/Objects/sliceobject.c
+++ b/Objects/sliceobject.c
@@ -274,9 +274,19 @@
S. Out of bounds indices are clipped in a manner consistent with the\n\
handling of normal slices.");
+static PyObject *
+slice_reduce(PySliceObject* self)
+{
+ return Py_BuildValue("O(OOO)", self->ob_type, self->start, self->stop, self->step);
+}
+
+PyDoc_STRVAR(reduce_doc, "Return state information for pickling.");
+
static PyMethodDef slice_methods[] = {
{"indices", (PyCFunction)slice_indices,
METH_O, slice_indices_doc},
+ {"__reduce__", (PyCFunction)slice_reduce,
+ METH_NOARGS, reduce_doc},
{NULL, NULL}
};