1 /** 2 * Copyright 2020 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_TEXT_KERNELS_UNICODE_SCRIPT_TOKENIZER_OP_H_ 17 #define MINDSPORE_CCSRC_MINDDATA_DATASET_TEXT_KERNELS_UNICODE_SCRIPT_TOKENIZER_OP_H_ 18 #include <memory> 19 #include <vector> 20 #include <string> 21 22 #include "minddata/dataset/core/tensor.h" 23 #include "minddata/dataset/kernels/tensor_op.h" 24 #include "minddata/dataset/text/kernels/tokenizer_op.h" 25 #include "minddata/dataset/util/status.h" 26 27 namespace mindspore { 28 namespace dataset { 29 30 class UnicodeScriptTokenizerOp : public TokenizerOp { 31 public: 32 static const bool kDefKeepWhitespace; 33 34 explicit UnicodeScriptTokenizerOp(const bool &keep_whitespace = kDefKeepWhitespace, 35 const bool &with_offsets = kDefWithOffsets) TokenizerOp(with_offsets)36 : TokenizerOp(with_offsets), keep_whitespace_(keep_whitespace) {} 37 38 ~UnicodeScriptTokenizerOp() override = default; 39 40 Status Tokenize(std::string_view str, std::vector<std::string> *splits, std::vector<uint32_t> *offsets_start, 41 std::vector<uint32_t> *offsets_limit) override; 42 Name()43 std::string Name() const override { return kUnicodeScriptTokenizerOp; } 44 45 private: 46 bool keep_whitespace_; // If or not keep whitespace tokens 47 }; 48 } // namespace dataset 49 } // namespace mindspore 50 #endif // MINDSPORE_CCSRC_MINDDATA_DATASET_TEXT_KERNELS_UNICODE_SCRIPT_TOKENIZER_OP_H_ 51