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1/* Copyright (c) Facebook, Inc. and its affiliates. (http://www.facebook.com) */
2#pragma once
3
4#include "runtime.h"
5
6namespace py {
7
8void initializeSliceType(Thread* thread);
9
10// Attempts to unpack a possibly-slice key. Returns true and sets start, stop if
11// key is a slice with None step and None/SmallInt start and stop. The start and
12// stop values must still be adjusted for the container's length. Returns false
13// if key is not a slice or if the slice bounds are not the common types.
14bool tryUnpackSlice(const RawObject& key, word* start, word* stop);
15
16} // namespace py