kylebarron commented on issue #34906: URL: https://github.com/apache/arrow/issues/34906#issuecomment-1507606833
From https://docs.python.org/3.11/tutorial/interactive.html#tab-completion-and-history-editing > Note that this may execute application-defined code if an object with a `__getattr__()` method is part of the expression So it looks like this is because `.schema` is a property, so it tries to get evaluated. ```py > python Python 3.11.1 (main, Jan 27 2023, 14:02:47) [Clang 14.0.0 (clang-1400.0.29.202)] on darwin Type "help", "copyright", "credits" or "license" for more information. >>> import pyarrow as pa >>> reader = pa.RecordBatchReader() >>> reader.schema [1] 7847 segmentation fault python ``` If I mock out that method, it works: ```py > python Python 3.11.1 (main, Jan 27 2023, 14:02:47) [Clang 14.0.0 (clang-1400.0.29.202)] on darwin Type "help", "copyright", "credits" or "license" for more information. >>> import pyarrow as pa >>> class MyReader(pa.RecordBatchReader): ... @property ... def schema(self): ... return None ... >>> reader = MyReader() >>> reader. reader.close( reader.read_all( reader.read_pandas( reader.from_batches( reader.read_next_batch( reader.schema reader.iter_batches_with_custom_metadata( reader.read_next_batch_with_custom_metadata( ``` -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected]
