Dian Fu created FLINK-20086:
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Summary: Add documentation for the open method in
UserDefinedFunction
Key: FLINK-20086
URL: https://issues.apache.org/jira/browse/FLINK-20086
Project: Flink
Issue Type: Improvement
Components: API / Python, Documentation
Reporter: Dian Fu
Fix For: 1.12.0, 1.11.3
According to the questions asked by PyFlink users so far, many users are not
aware that there is a open method in UserDefinedFunction where they could
perform initialization work. This method is especially useful for ML users
where they could do ML mode initialization.
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