]>
Commit | Line | Data |
---|---|---|
1d09f67e TL |
1 | // Licensed to the Apache Software Foundation (ASF) under one |
2 | // or more contributor license agreements. See the NOTICE file | |
3 | // distributed with this work for additional information | |
4 | // regarding copyright ownership. The ASF licenses this file | |
5 | // to you under the Apache License, Version 2.0 (the | |
6 | // "License"); you may not use this file except in compliance | |
7 | // with the License. You may obtain a copy of the License at | |
8 | // | |
9 | // http://www.apache.org/licenses/LICENSE-2.0 | |
10 | // | |
11 | // Unless required by applicable law or agreed to in writing, | |
12 | // software distributed under the License is distributed on an | |
13 | // "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY | |
14 | // KIND, either express or implied. See the License for the | |
15 | // specific language governing permissions and limitations | |
16 | // under the License. | |
17 | ||
18 | // Functions for converting between CPython built-in data structures and Arrow | |
19 | // data structures | |
20 | ||
21 | #pragma once | |
22 | ||
23 | #include "arrow/python/platform.h" | |
24 | ||
25 | #include <memory> | |
26 | ||
27 | #include "arrow/python/visibility.h" | |
28 | #include "arrow/type.h" | |
29 | #include "arrow/util/macros.h" | |
30 | ||
31 | #include "arrow/python/common.h" | |
32 | ||
33 | namespace arrow { | |
34 | ||
35 | class Array; | |
36 | class Status; | |
37 | ||
38 | namespace py { | |
39 | ||
40 | // These functions take a sequence input, not arbitrary iterables | |
41 | ||
42 | /// \brief Infer Arrow type from a Python sequence | |
43 | /// \param[in] obj the sequence of values | |
44 | /// \param[in] mask an optional mask where True values are null. May | |
45 | /// be nullptr | |
46 | /// \param[in] pandas_null_sentinels use pandas's null value markers | |
47 | ARROW_PYTHON_EXPORT | |
48 | Result<std::shared_ptr<arrow::DataType>> InferArrowType(PyObject* obj, PyObject* mask, | |
49 | bool pandas_null_sentinels); | |
50 | ||
51 | /// Checks whether the passed Python object is a boolean scalar | |
52 | ARROW_PYTHON_EXPORT | |
53 | bool IsPyBool(PyObject* obj); | |
54 | ||
55 | /// Checks whether the passed Python object is an integer scalar | |
56 | ARROW_PYTHON_EXPORT | |
57 | bool IsPyInt(PyObject* obj); | |
58 | ||
59 | /// Checks whether the passed Python object is a float scalar | |
60 | ARROW_PYTHON_EXPORT | |
61 | bool IsPyFloat(PyObject* obj); | |
62 | ||
63 | } // namespace py | |
64 | } // namespace arrow |