[jira] [Created] (FLINK-14024) Support use-defined metrics in Python user-defined functions

[Dian Fu (Jira)]

Dian Fu created FLINK-14024:
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             Summary: Support use-defined metrics in Python user-defined 
functions
                 Key: FLINK-14024
                 URL: https://issues.apache.org/jira/browse/FLINK-14024
             Project: Flink
          Issue Type: Sub-task
          Components: API / Python
            Reporter: Dian Fu
             Fix For: 1.10.0


We should support users to define a few metrics in the Python user-defined 
functions. Beam’s portability framework has provided a framework for metrics 
report. We could make use of it.



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