1 /** 2 * Copyright 2024 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 17 #ifndef MINDSPORE_CCSRC_PYBIND_API_IR_HOOK_PY_H_ 18 #define MINDSPORE_CCSRC_PYBIND_API_IR_HOOK_PY_H_ 19 20 #include <map> 21 #include <memory> 22 #include <utility> 23 #include <string> 24 #include "pybind11/pybind11.h" 25 #include "pybind11/pytypes.h" 26 #include "ir/tensor.h" 27 28 namespace mindspore { 29 namespace tensor { 30 namespace py = pybind11; 31 using AutoGradMetaDataWeakPtr = std::weak_ptr<AutoGradMetaData>; 32 33 struct RegisterHook { 34 /// \brief Register a backward hook 35 /// 36 /// \ void 37 static uint64_t RegisterTensorBackwardHook(const Tensor &tensor, const py::function &hook); 38 39 /// \brief Remove a backward hook 40 /// 41 /// \ void 42 static void RemoveTensorBackwardHook(uint64_t id); 43 44 /// \brief Update weight meta 45 /// 46 /// \ void 47 static void UpdateTensorBackwardHook(const AutoGradMetaDataPtr &auto_grad_meta_data, const std::string &id); 48 ClearHookMapRegisterHook49 static void ClearHookMap() { hook_meta_fn_map_.clear(); } 50 51 // For store hook 52 static std::map<uint64_t, std::pair<AutoGradMetaDataWeakPtr, TensorBackwardHookPtr>> hook_meta_fn_map_; 53 }; 54 55 } // namespace tensor 56 } // namespace mindspore 57 #endif // MINDSPORE_CCSRC_PYBIND_API_IR_HOOK_PY_H_ 58