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Posted to issues@beam.apache.org by "Maximilian Michels (JIRA)" <ji...@apache.org> on 2019/04/05 11:36:00 UTC

[jira] [Assigned] (BEAM-4781) PTransforms that simply return their input cause portable Flink to crash.

     [ https://issues.apache.org/jira/browse/BEAM-4781?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Maximilian Michels reassigned BEAM-4781:
----------------------------------------

    Assignee:     (was: Aljoscha Krettek)

> PTransforms that simply return their input cause portable Flink to crash.
> -------------------------------------------------------------------------
>
>                 Key: BEAM-4781
>                 URL: https://issues.apache.org/jira/browse/BEAM-4781
>             Project: Beam
>          Issue Type: Task
>          Components: sdk-py-core
>            Reporter: Robert Bradshaw
>            Priority: Major
>              Labels: triaged
>
> E.g.
>  
> {code:python}
> class MaybePrint(beam.PTransform):
>    def expand(self, pcoll):
>     if some_flag:
>       pcoll | beam.Map(logging.info)
>     return pcoll
> {code}
>  



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