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2026-07-13 12:40:42 +08:00

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// Copyright (c) 2024 PaddlePaddle Authors. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#pragma once
#include <string>
#include "paddle/phi/core/framework/selected_rows_serialize.h"
#include "paddle/phi/core/kernel_registry.h"
#include "paddle/phi/core/tensor_utils.h"
namespace phi::sr {
template <typename T, typename Context>
void LoadSelectedRowsKernel(const Context& dev_ctx,
const std::string& file_path,
int64_t seek,
const std::vector<int64_t>& shape,
bool load_as_fp16,
SelectedRows* out) {
// FIXME(yuyang18): We save variable to local file now, but we should change
// it to save an output stream.
std::ifstream fin(file_path, std::ios::binary);
PADDLE_ENFORCE_EQ(
static_cast<bool>(fin),
true,
errors::Unavailable("Load operator fail to open file %s, please check "
"whether the model file is complete or damaged.",
file_path));
PADDLE_ENFORCE_NOT_NULL(
out,
errors::InvalidArgument("The variable to be loaded cannot be found."));
phi::DeserializeFromStream(fin, out, dev_ctx);
}
} // namespace phi::sr