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https://issues.apache.org/jira/browse/ARROW-2171?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16369085#comment-16369085
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ASF GitHub Bot commented on ARROW-2171:
---------------------------------------
pitrou opened a new pull request #1626: ARROW-2171: [C++/Python] Make OwnedRef
safer
URL: https://github.com/apache/arrow/pull/1626
Disable copy constructor and assignment operator. Define a move constructor
for proper ownership transfer. Also inherit the constructors in OwnedRefNoGIL.
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> [Python] OwnedRef is fragile
> ----------------------------
>
> Key: ARROW-2171
> URL: https://issues.apache.org/jira/browse/ARROW-2171
> Project: Apache Arrow
> Issue Type: Bug
> Components: Python
> Affects Versions: 0.8.0
> Reporter: Antoine Pitrou
> Assignee: Antoine Pitrou
> Priority: Major
> Labels: pull-request-available
>
> Some uses of OwnedRef can implicitly invoke its (default) copy constructor,
> which will lead to extraneous decrefs.
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