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https://issues.apache.org/jira/browse/ARROW-2298?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16646821#comment-16646821
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Wes McKinney commented on ARROW-2298:
-------------------------------------

Check out these functions: 
https://github.com/apache/arrow/blob/master/cpp/src/arrow/python/helpers.cc#L350.
 There's a float64 and float32 version. We would need to implement a version of 
these within the cast kernels

> [Python] Add option to not consider NaN to be null when converting to an 
> integer Arrow type
> -------------------------------------------------------------------------------------------
>
>                 Key: ARROW-2298
>                 URL: https://issues.apache.org/jira/browse/ARROW-2298
>             Project: Apache Arrow
>          Issue Type: Improvement
>          Components: Python
>            Reporter: Wes McKinney
>            Priority: Major
>             Fix For: 0.12.0
>
>
> Follow-on work to ARROW-2135



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