[jira] [Commented] (BEAM-12665) Add option to return filename from ReadAll transforms

["Inigo San Jose Visiers (Jira)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/BEAM-12665?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17387884#comment-17387884 ] 

Inigo San Jose Visiers commented on BEAM-12665:
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https://github.com/apache/beam/pull/15126

PR to add this feature

> Add option to return filename from ReadAll transforms
> -----------------------------------------------------
>
>                 Key: BEAM-12665
>                 URL: https://issues.apache.org/jira/browse/BEAM-12665
>             Project: Beam
>          Issue Type: New Feature
>          Components: io-py-common
>            Reporter: Inigo San Jose Visiers
>            Priority: P2
>
> When using ReadAll transforms (as `ReadAllFromText` and similar), it would be great to add the option to also return the filename.
> This would help with an use case of reading multiple files that are not known at launch time and perform aggregations by file



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