wehub-resource-sync
57 lines
2.0 KiB
C++
57 lines
2.0 KiB
C++
/* Copyright (c) 2023 PaddlePaddle Authors. All Rights Reserved.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License. */
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#include "paddle/fluid/framework/io/save_load_tensor.h"
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#include <cstdint>
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#include <fstream>
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#include <numeric>
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#include "glog/logging.h"
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#include "paddle/fluid/framework/lod_tensor.h"
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#include "paddle/phi/common/port.h"
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namespace paddle::framework {
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void SaveTensor(const DenseTensor& x,
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const std::string& file_path,
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bool overwrite) {
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std::string new_path(file_path);
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VLOG(6) << "tensor will be saved to " << new_path;
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MkDirRecursively(DirName(new_path).c_str());
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std::ofstream fout(new_path, std::ios::binary);
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PADDLE_ENFORCE_EQ(static_cast<bool>(fout),
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true,
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common::errors::Unavailable(
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"Cannot open %s to save variables.", new_path));
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phi::SerializeToStream(fout, x);
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fout.close();
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}
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void LoadTensor(const std::string& file_path, DenseTensor* out) {
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std::ifstream fin(file_path, std::ios::binary);
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PADDLE_ENFORCE_EQ(static_cast<bool>(fin),
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true,
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common::errors::Unavailable(
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"Load operator fail to open file %s, please check "
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"whether the model file is complete or damaged.",
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file_path));
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PADDLE_ENFORCE_NOT_NULL(out,
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common::errors::InvalidArgument(
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"The variable to be loaded cannot be found."));
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phi::DeserializeFromStream(fin, out);
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}
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} // namespace paddle::framework
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