Wei Zhong created FLINK-21115:
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Summary: Add AggregatingState and corresponding StateDescriptor
for Python DataStream API
Key: FLINK-21115
URL: https://issues.apache.org/jira/browse/FLINK-21115
Project: Flink
Issue Type: Sub-task
Components: API / Python
Reporter: Wei Zhong-- This message was sent by Atlassian Jira (v8.3.4#803005)
