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https://issues.apache.org/jira/browse/FLINK-20232?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Dian Fu closed FLINK-20232.
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Resolution: Fixed
Fixed in master(1.12.0) via bd28f529a7a0470ccd25c65f0a019c298d132719
> Handle object reuse properly in the operators of Python DataStream API
> ----------------------------------------------------------------------
>
> Key: FLINK-20232
> URL: https://issues.apache.org/jira/browse/FLINK-20232
> Project: Flink
> Issue Type: Bug
> Components: API / Python
> Affects Versions: 1.12.0
> Reporter: Dian Fu
> Assignee: Shuiqiang Chen
> Priority: Major
> Labels: pull-request-available
> Fix For: 1.12.0
>
>
> Currently, it doesn't consider object reuse in
> PythonTimestampsAndWatermarksOperator. We should put a copy of the input
> element into bufferedInputs if object reuse of enabled.
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