[jira] [Commented] (ARROW-2270) [Python] ForeignBuffer doesn't tie Python object lifetime to C++ buffer lifetime

["ASF GitHub Bot (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/ARROW-2270?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16387631#comment-16387631 ] 

ASF GitHub Bot commented on ARROW-2270:
---------------------------------------

pitrou opened a new pull request #1714: ARROW-2270: [Python] Fix lifetime of ForeignBuffer base object
URL: https://github.com/apache/arrow/pull/1714
 
 
   

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> [Python] ForeignBuffer doesn't tie Python object lifetime to C++ buffer lifetime
> --------------------------------------------------------------------------------
>
>                 Key: ARROW-2270
>                 URL: https://issues.apache.org/jira/browse/ARROW-2270
>             Project: Apache Arrow
>          Issue Type: Bug
>          Components: Python
>            Reporter: Antoine Pitrou
>            Assignee: Antoine Pitrou
>            Priority: Major
>              Labels: pull-request-available
>
> {{ForeignBuffer}} keeps the reference to the Python base object in the Python wrapper class, not in the C++ buffer instance, meaning if the C++ buffer gets passed around but the Python wrapper gets destroyed, the reference to the original Python base object will be released.



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