63 lines
2.2 KiB
C++
63 lines
2.2 KiB
C++
/* Copyright 2016 The TensorFlow 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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==============================================================================*/
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#include "tensorflow/python/util/kernel_registry.h"
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#include "tensorflow/core/framework/node_def.pb.h"
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#include "tensorflow/core/framework/node_def_util.h"
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#include "tensorflow/core/framework/op.h"
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#include "tensorflow/core/framework/op_kernel.h"
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#include "tensorflow/core/framework/types.h"
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#include "tensorflow/core/lib/core/status.h"
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#include "tensorflow/core/util/device_name_utils.h"
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namespace tensorflow {
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namespace swig {
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string TryFindKernelClass(const string& serialized_node_def) {
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tensorflow::NodeDef node_def;
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if (!node_def.ParseFromString(serialized_node_def)) {
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LOG(WARNING) << "Error parsing node_def";
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return "";
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}
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const tensorflow::OpRegistrationData* op_reg_data;
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auto status =
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tensorflow::OpRegistry::Global()->LookUp(node_def.op(), &op_reg_data);
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if (!status.ok()) {
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LOG(WARNING) << "Op " << node_def.op() << " not found: " << status;
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return "";
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}
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AddDefaultsToNodeDef(op_reg_data->op_def, &node_def);
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tensorflow::DeviceNameUtils::ParsedName parsed_name;
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if (!tensorflow::DeviceNameUtils::ParseFullName(node_def.device(),
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&parsed_name)) {
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LOG(WARNING) << "Failed to parse device from node_def: "
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<< node_def.ShortDebugString();
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return "";
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}
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string class_name = "";
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status = tensorflow::FindKernelDef(
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tensorflow::DeviceType(parsed_name.type.c_str()), node_def,
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nullptr /* kernel_def */, &class_name);
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if (!status.ok()) {
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LOG(WARNING) << "Op [" << node_def.op() << "]: " << status;
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}
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return class_name;
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}
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} // namespace swig
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} // namespace tensorflow
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