[jira] [Assigned] (ARROW-3049) [C++/Python] ORC reader fails on empty file

["Antoine Pitrou (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/ARROW-3049?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Antoine Pitrou reassigned ARROW-3049:
-------------------------------------

    Assignee: Antoine Pitrou

> [C++/Python] ORC reader fails on empty file
> -------------------------------------------
>
>                 Key: ARROW-3049
>                 URL: https://issues.apache.org/jira/browse/ARROW-3049
>             Project: Apache Arrow
>          Issue Type: Bug
>          Components: C++
>    Affects Versions: 0.10.0
>            Reporter: Antoine Pitrou
>            Assignee: Antoine Pitrou
>            Priority: Major
>              Labels: pull-request-available
>             Fix For: 0.11.0
>
>          Time Spent: 1h 50m
>  Remaining Estimate: 0h
>
> {code}
> Traceback (most recent call last):
>   File "/home/antoine/arrow/python/pyarrow/tests/test_orc.py", line 83, in test_orcfile_empty
>     check_example('TestOrcFile.emptyFile')
>   File "/home/antoine/arrow/python/pyarrow/tests/test_orc.py", line 79, in check_example
>     os.path.join(orc_data_dir, '%s.jsn.gz' % name))
>   File "/home/antoine/arrow/python/pyarrow/tests/test_orc.py", line 62, in check_example_files
>     table = orc_file.read()
>   File "/home/antoine/arrow/python/pyarrow/orc.py", line 149, in read
>     return self.reader.read(include_indices=include_indices)
>   File "pyarrow/_orc.pyx", line 106, in pyarrow._orc.ORCReader.read
>     check_status(deref(self.reader).Read(&sp_table))
>   File "pyarrow/error.pxi", line 81, in pyarrow.lib.check_status
>     raise ArrowInvalid(message)
> pyarrow.lib.ArrowInvalid: Must pass at least one record batch
> {code}
> [~jim.crist]



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