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https://issues.apache.org/jira/browse/BEAM-737?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15586472#comment-15586472
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ASF GitHub Bot commented on BEAM-737:
-------------------------------------

Github user chamikaramj closed the pull request at:

    https://github.com/apache/incubator-beam/pull/1090


> Update TextSource to not maintain local state
> ---------------------------------------------
>
>                 Key: BEAM-737
>                 URL: https://issues.apache.org/jira/browse/BEAM-737
>             Project: Beam
>          Issue Type: Bug
>          Components: sdk-py
>            Reporter: Chamikara Jayalath
>            Assignee: Chamikara Jayalath
>
> Currently, TextSource [1] maintains a temporary buffer as local state. This 
> could be problematic if a runner implementation tries to pickle the source. 
> We could update TextSource to not maintain any temporary state.
> [1] 
> https://github.com/apache/incubator-beam/blob/python-sdk/sdks/python/apache_beam/io/textio.py#L32



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