libcudf  23.12.00
ngrams_tokenize.hpp
Go to the documentation of this file.
1 /*
2  * Copyright (c) 2020-2023, NVIDIA CORPORATION.
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 #pragma once
17 
18 #include <cudf/column/column.hpp>
19 #include <cudf/scalar/scalar.hpp>
21 
22 namespace nvtext {
78 std::unique_ptr<cudf::column> ngrams_tokenize(
79  cudf::strings_column_view const& input,
80  cudf::size_type ngrams,
81  cudf::string_scalar const& delimiter,
82  cudf::string_scalar const& separator,
85  // end of group
87 } // namespace nvtext
An owning class to represent a string in device memory.
Definition: scalar.hpp:429
Given a column-view of strings type, an instance of this class provides a wrapper on this compound co...
Class definition for cudf::column.
device_memory_resource * get_current_device_resource()
std::unique_ptr< cudf::column > ngrams_tokenize(cudf::strings_column_view const &input, cudf::size_type ngrams, cudf::string_scalar const &delimiter, cudf::string_scalar const &separator, rmm::cuda_stream_view stream=cudf::get_default_stream(), rmm::mr::device_memory_resource *mr=rmm::mr::get_current_device_resource())
Returns a single column of strings by tokenizing the input strings column and then producing ngrams o...
int32_t size_type
Row index type for columns and tables.
Definition: types.hpp:80
rmm::cuda_stream_view const get_default_stream()
Get the current default stream.
NVText APIs.
Class definitions for cudf::scalar.
Class definition for cudf::strings_column_view.