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https://issues.apache.org/jira/browse/BEAM-5069?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16593564#comment-16593564
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Juan Carlos Cardenas commented on BEAM-5069:
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I'm interested, but sorry Valentyn but I'm new to beam and I have no idea of
how to start with this "unit test" :)
if you can guide me, I will more than happy to help...
> Incorrect string type check in _OutputProcessor.process_outputs.
> ----------------------------------------------------------------
>
> Key: BEAM-5069
> URL: https://issues.apache.org/jira/browse/BEAM-5069
> Project: Beam
> Issue Type: Bug
> Components: sdk-py-core
> Reporter: Valentyn Tymofieiev
> Assignee: Valentyn Tymofieiev
> Priority: Major
>
> Due to _# cython: language_level=3_ directive in
> [common.py|https://github.com/apache/beam/blob/8f1d86ea7bd5b118bc7e638d4d484445101526a1/sdks/python/apache_beam/runners/common.py#L18],
> the type check in
> [common.py|https://github.com/apache/beam/blob/8f1d86ea7bd5b118bc7e638d4d484445101526a1/sdks/python/apache_beam/runners/common.py#L729]
> does not recognize Python 2 strings, which have type 'bytes'.
> This causes pipelines to crash when this codepath is executed in Cythonized
> version of the SDK.
> The regression happened during ongoing efforts to make Beam codebase Python 3
> compatible.
> The fix will need to be cherry-picked into the 2.6.0 release.
> Working on the fix.
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