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https://issues.apache.org/jira/browse/ARROW-18226?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17628380#comment-17628380
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Joris Van den Bossche commented on ARROW-18226:
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Can you print {{pyarrow.__version__}} in the script where you get this error,
to ensure you are really using a latest version?
Another question: how did you install pyarrow?
> [Python] pyarrow.lib.ArrowInvalid: Not a Feather V1 or Arrow IPC file
> ---------------------------------------------------------------------
>
> Key: ARROW-18226
> URL: https://issues.apache.org/jira/browse/ARROW-18226
> Project: Apache Arrow
> Issue Type: Bug
> Components: Python
> Affects Versions: 0.17.0
> Environment: ubuntu
> Reporter: bade tutuş
> Priority: Major
> Attachments: HeLa-S3-training.feather
>
>
> h2. feather.read_dataframe throws the error below.
> Traceback (most recent call last):
> File "./cv.py", line 86, in <module>
> get_training('HeLa-S3'),
> File "./cv.py", line 19, in get_training
>
> feather.read_dataframe(f'\{cell_line}-training.feather').set_index(['chr1',
> 'x1', 'x2', 'chr2', 'y1', 'y2'])
> File "/home/bade/.local/lib/python3.7/site-packages/pyarrow/feather.py",
> line 208, in read_feather
> return (read_table(source, columns=columns, memory_map=memory_map)
> File "/home/bade/.local/lib/python3.7/site-packages/pyarrow/feather.py",
> line 230, in read_table
> reader.open(source, use_memory_map=memory_map)
> File "pyarrow/feather.pxi", line 67, in pyarrow.lib.FeatherReader.open
> File "pyarrow/error.pxi", line 123, in
> pyarrow.lib.pyarrow_internal_check_status
> File "pyarrow/error.pxi", line 85, in pyarrow.lib.check_status
> pyarrow.lib.ArrowInvalid: Not a Feather V1 or Arrow IPC file
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