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65 lines
2.0 KiB
C++
65 lines
2.0 KiB
C++
// Licensed to the Apache Software Foundation (ASF) under one
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// or more contributor license agreements. See the NOTICE file
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// distributed with this work for additional information
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// regarding copyright ownership. The ASF licenses this file
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// to you under the Apache License, Version 2.0 (the
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// "License"); you may not use this file except in compliance
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// with the License. You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing,
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// software distributed under the License is distributed on an
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// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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// KIND, either express or implied. See the License for the
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// specific language governing permissions and limitations
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// under the License.
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// Functions for converting between CPython built-in data structures and Arrow
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// data structures
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#pragma once
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#include "arrow/python/platform.h"
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#include <memory>
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#include "arrow/python/visibility.h"
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#include "arrow/type.h"
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#include "arrow/util/macros.h"
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#include "arrow/python/common.h"
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namespace arrow {
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class Array;
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class Status;
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namespace py {
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// These functions take a sequence input, not arbitrary iterables
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/// \brief Infer Arrow type from a Python sequence
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/// \param[in] obj the sequence of values
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/// \param[in] mask an optional mask where True values are null. May
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/// be nullptr
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/// \param[in] pandas_null_sentinels use pandas's null value markers
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ARROW_PYTHON_EXPORT
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Result<std::shared_ptr<arrow::DataType>> InferArrowType(PyObject* obj, PyObject* mask,
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bool pandas_null_sentinels);
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/// Checks whether the passed Python object is a boolean scalar
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ARROW_PYTHON_EXPORT
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bool IsPyBool(PyObject* obj);
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/// Checks whether the passed Python object is an integer scalar
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ARROW_PYTHON_EXPORT
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bool IsPyInt(PyObject* obj);
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/// Checks whether the passed Python object is a float scalar
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ARROW_PYTHON_EXPORT
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bool IsPyFloat(PyObject* obj);
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} // namespace py
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} // namespace arrow
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