hequn8128 opened a new pull request #11543: [FLINK-16672][python] Support Counter, Gauge, Meter, Distribution metric type for Python UDF URL: https://github.com/apache/flink/pull/11543 ## What is the purpose of the change This pull request add supports for Counter, Gauge, Meter, Distribution metric type for Python UDF. ## Brief change log - Adds Counter, Gauge, Meter, Distribution metric interface for Python. - Register metrics from Python to Java. ## Verifying this change This change added tests and can be verified as follows: - Add tests in test_metric.py to verify the metric for Python. - Add `FlinkMetricContainerTest` to verify metric paser and registration for Java. ## Does this pull request potentially affect one of the following parts: - Dependencies (does it add or upgrade a dependency): (no) - The public API, i.e., is any changed class annotated with `@Public(Evolving)`: (no) - The serializers: (no) - The runtime per-record code paths (performance sensitive): (no) - Anything that affects deployment or recovery: JobManager (and its components), Checkpointing, Kubernetes/Yarn/Mesos, ZooKeeper: (no) - The S3 file system connector: (no) ## Documentation - Does this pull request introduce a new feature? (yes) - If yes, how is the feature documented? (PythonDocs)
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