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Posted to issues@beam.apache.org by "Evan Galpin (Jira)" <ji...@apache.org> on 2021/05/27 17:16:00 UTC

[jira] [Created] (BEAM-12414) Support PerKey Combiner.ToDict in python SDK

Evan Galpin created BEAM-12414:
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             Summary: Support PerKey Combiner.ToDict in python SDK
                 Key: BEAM-12414
                 URL: https://issues.apache.org/jira/browse/BEAM-12414
             Project: Beam
          Issue Type: Improvement
          Components: sdk-py-core
            Reporter: Evan Galpin
            Assignee: Evan Galpin


apache_beam.transforms.combiners.ToDict[1] only support CombineGlobally semantics currently. Let's extend that to also work PerKey like many other Combiners do.

[1] https://github.com/apache/beam/blob/v2.29.0/sdks/python/apache_beam/transforms/combiners.py#L832



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