1 /** 2 * Copyright 2021 Huawei Technologies Co., Ltd 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 #ifndef MINDSPORE_INCLUDE_API_CALLBACK_LOSS_MONITOR_H 17 #define MINDSPORE_INCLUDE_API_CALLBACK_LOSS_MONITOR_H 18 19 #include <cstddef> 20 #include <vector> 21 #include <utility> 22 #include "include/api/callback/callback.h" 23 24 using GraphPoint = std::pair<int, float>; 25 26 namespace mindspore { 27 28 class LossMonitor: public TrainCallBack { 29 public: 30 explicit LossMonitor(int print_every_n_steps = INT_MAX); 31 virtual ~LossMonitor(); 32 const std::vector<GraphPoint> &GetLossPoints(); 33 }; 34 } // namespace mindspore 35 #endif // MINDSPORE_INCLUDE_API_CALLBACK_LOSS_MONITOR_H 36