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.venv/Lib/site-packages/pyarrow/include/arrow/python/ipc.h

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+// Licensed to the Apache Software Foundation (ASF) under one
+// or more contributor license agreements.  See the NOTICE file
+// distributed with this work for additional information
+// regarding copyright ownership.  The ASF licenses this file
+// to you under the Apache License, Version 2.0 (the
+// "License"); you may not use this file except in compliance
+// with the License.  You may obtain a copy of the License at
+//
+//   http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing,
+// software distributed under the License is distributed on an
+// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+// KIND, either express or implied.  See the License for the
+// specific language governing permissions and limitations
+// under the License.
+
+#pragma once
+
+#include <memory>
+
+#include "arrow/python/common.h"
+#include "arrow/python/visibility.h"
+#include "arrow/record_batch.h"
+#include "arrow/result.h"
+#include "arrow/util/macros.h"
+
+namespace arrow {
+namespace py {
+
+class ARROW_PYTHON_EXPORT PyRecordBatchReader : public RecordBatchReader {
+ public:
+  std::shared_ptr<Schema> schema() const override;
+
+  Status ReadNext(std::shared_ptr<RecordBatch>* batch) override;
+
+  // For use from Cython
+  // Assumes that `iterable` is borrowed
+  static Result<std::shared_ptr<RecordBatchReader>> Make(std::shared_ptr<Schema>,
+                                                         PyObject* iterable);
+
+ protected:
+  PyRecordBatchReader();
+
+  Status Init(std::shared_ptr<Schema>, PyObject* iterable);
+
+  std::shared_ptr<Schema> schema_;
+  OwnedRefNoGIL iterator_;
+};
+
+}  // namespace py
+}  // namespace arrow