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https://issues.apache.org/jira/browse/SVN-4918?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17770821#comment-17770821
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Daniel Sahlberg commented on SVN-4918:
--------------------------------------

[https://lists.apache.org/thread/3lyb2v2h4gfk5tlnwht2hlvzrlv8klj0]

[http://svn.apache.org/viewvc?rev=1912517&view=rev]

 

> swig-py: parse_fns3 driver object and parse_baton can make a circular 
> reference which causes Python reference leak
> ------------------------------------------------------------------------------------------------------------------
>
>                 Key: SVN-4918
>                 URL: https://issues.apache.org/jira/browse/SVN-4918
>             Project: Subversion
>          Issue Type: Bug
>          Components: bindings_swig_python
>    Affects Versions: trunk, 1.14.2
>            Reporter: Yasuhito Futatsuki
>            Assignee: Yasuhito Futatsuki
>            Priority: Major
>
> parse_fns3 driver object and parse_baton can make a circular references 
> through the pool cleanup callback registration which is not visible by Python 
> interpreter.
>  
> If parse_fn3 driver and parse_baton object are allocated from same pool,  the 
> python wrapper object of the pool and its entity pool can't clean up.
>  



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