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Posted to issues@beam.apache.org by "Ahmet Altay (JIRA)" <ji...@apache.org> on 2019/04/05 22:38:00 UTC

[jira] [Assigned] (BEAM-7023) WithKeys transform for Python SDK

     [ https://issues.apache.org/jira/browse/BEAM-7023?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Ahmet Altay reassigned BEAM-7023:
---------------------------------

    Assignee:     (was: Ahmet Altay)

> WithKeys transform for Python SDK
> ---------------------------------
>
>                 Key: BEAM-7023
>                 URL: https://issues.apache.org/jira/browse/BEAM-7023
>             Project: Beam
>          Issue Type: New Feature
>          Components: sdk-py-core
>            Reporter: Rose Nguyen
>            Priority: Minor
>              Labels: starter
>
> WithKeys<K, V> PCollection<V> and either a constant key of type K or a function from V to K, and returns a PCollection<KV<K, V>>, where each of the values in the input PCollection has been paired with either the constant key or a key computed from the value.
> It should offer the same API as its Java counterpart: 
> [https://github.com/apache/beam/blob/11a977b8b26eff2274d706541127c19dc93131a2/sdks/java/core/src/main/java/org/apache/beam/sdk/transforms/WithKeys.java]



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