| /* Copyright 2019 The TensorFlow 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. |
| ==============================================================================*/ |
| |
| #ifndef TENSORFLOW_CORE_PROFILER_INTERNAL_PYTHON_TRACEME_H_ |
| #define TENSORFLOW_CORE_PROFILER_INTERNAL_PYTHON_TRACEME_H_ |
| |
| #include <string> |
| #include <utility> |
| |
| #include "absl/types/optional.h" |
| #include "tensorflow/core/profiler/lib/traceme.h" |
| |
| namespace tensorflow { |
| namespace profiler { |
| |
| // DO NOT USE THIS CLASS DIRECTLY IN C++ CODE. |
| // This class is only used to implement TraceMe as a python context manager. |
| class PythonTraceMe { |
| public: |
| explicit PythonTraceMe(const std::string& name) : activity_name_(name) {} |
| void Enter() { current_.emplace(std::move(activity_name_)); } |
| void Exit() { current_.reset(); } |
| |
| private: |
| std::string activity_name_; |
| absl::optional<TraceMe> current_; |
| }; |
| |
| } // namespace profiler |
| } // namespace tensorflow |
| |
| #endif // TENSORFLOW_CORE_PROFILER_INTERNAL_PYTHON_TRACEME_H_ |