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https://issues.apache.org/jira/browse/BEAM-12587?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17436111#comment-17436111
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Beam JIRA Bot commented on BEAM-12587:
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This issue was marked "stale-P2" and has not received a public comment in 14
days. It is now automatically moved to P3. If you are still affected by it, you
can comment and move it back to P2.
> Python "object" row type rejects null values.
> ---------------------------------------------
>
> Key: BEAM-12587
> URL: https://issues.apache.org/jira/browse/BEAM-12587
> Project: Beam
> Issue Type: Bug
> Components: dsl-dataframe, sdk-py-core
> Reporter: Robert Bradshaw
> Priority: P3
>
> Though technically Any == Optional[Any], we should ensure this turns into a
> nullable field in the inferred row type.
> {code:python}
> with beam.Pipeline() as p:
> to_pcollection(pd.DataFrame({'A': [1, '2', float('nan')]}), pipeline=p)
> {code}
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