1 /** 2 * Copyright 2020-2021 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 17 #ifndef MINDSPORE_CORE_OPS_LOG_H_ 18 #define MINDSPORE_CORE_OPS_LOG_H_ 19 #include <vector> 20 #include <memory> 21 22 #include "ops/primitive_c.h" 23 #include "ops/op_utils.h" 24 #include "abstract/abstract_value.h" 25 26 namespace mindspore { 27 namespace ops { 28 constexpr auto kNameLog = prim::kLog; 29 /// \brief Returns the natural logarithm of a tensor element-wise. 30 /// Refer to Python API @ref mindspore.ops.Log for more details. 31 class MS_CORE_API Log : public PrimitiveC { 32 public: 33 /// \brief Constructor. Log()34 Log() : PrimitiveC(prim::kPrimLog->name()) { InitIOName({"x"}, {"y"}); } 35 /// \brief Destructor. 36 ~Log() = default; 37 MS_DECLARE_PARENT(Log, PrimitiveC); 38 }; 39 AbstractBasePtr LogInfer(const abstract::AnalysisEnginePtr &, const PrimitivePtr &primitive, 40 const std::vector<AbstractBasePtr> &input_args); 41 using PrimLogPtr = std::shared_ptr<Log>; 42 } // namespace ops 43 } // namespace mindspore 44 #endif // MINDSPORE_CORE_OPS_LOG_H_ 45