add #pragma once for header file in example 42 (#698)

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Wenzhuo Liu 2022-11-16 11:50:24 +08:00 committed by GitHub
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commit 3c90f6aea6
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@ -1,3 +1,5 @@
#pragma once
#ifdef HAS_PYTORCH
#include <ATen/ATen.h>
#include <ATen/cuda/CUDAContext.h>