1 /** 2 * Copyright 2020-2023 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_CCSRC_MINDDATA_DATASET_KERNELS_DATA_UNIQUE_OP_H_ 17 #define MINDSPORE_CCSRC_MINDDATA_DATASET_KERNELS_DATA_UNIQUE_OP_H_ 18 19 #include <limits> 20 #include <memory> 21 #include <string> 22 #include <vector> 23 24 #include "minddata/dataset/core/tensor.h" 25 #include "minddata/dataset/kernels/tensor_op.h" 26 #include "minddata/dataset/kernels/data/data_utils.h" 27 28 namespace mindspore { 29 namespace dataset { 30 class UniqueOp : public TensorOp { 31 public: 32 UniqueOp() = default; 33 34 ~UniqueOp() override = default; 35 36 Status Compute(const TensorRow &input, TensorRow *output) override; 37 NumOutput()38 uint32_t NumOutput() override { return 0; } 39 Name()40 std::string Name() const override { return kUniqueOp; } 41 }; 42 } // namespace dataset 43 } // namespace mindspore 44 #endif // MINDSPORE_CCSRC_MINDDATA_DATASET_KERNELS_DATA_UNIQUE_OP_H_ 45