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https://issues.apache.org/jira/browse/ARROW-7974?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Wes McKinney resolved ARROW-7974.
---------------------------------
Resolution: Fixed
Issue resolved by pull request 6549
[https://github.com/apache/arrow/pull/6549]
> [Developer][C++] ResourceWarning in "make check-format"
> -------------------------------------------------------
>
> Key: ARROW-7974
> URL: https://issues.apache.org/jira/browse/ARROW-7974
> Project: Apache Arrow
> Issue Type: Bug
> Components: C++, Developer Tools
> Reporter: Wes McKinney
> Assignee: Wes McKinney
> Priority: Major
> Labels: pull-request-available
> Fix For: 1.0.0
>
> Time Spent: 40m
> Remaining Estimate: 0h
>
> Related to ARROW-7973, I also see
> {code}
> $ ninja check-format
> [1/1] cd /home/wesm/code/arrow/cpp/preflight...ce_dir
> /home/wesm/code/arrow/cpp/src --quiet
> /home/wesm/code/arrow/cpp/build-support/run_clang_format.py:77:
> ResourceWarning: unclosed file <_io.TextIOWrapper
> name='/home/wesm/code/arrow/cpp/build-support/lint_exclusions.txt' mode='r'
> encoding='UTF-8'>
> for line in open(arguments.exclude_globs):
> ResourceWarning: Enable tracemalloc to get the object allocation traceback
> {code}
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