[jira] [Commented] (ARROW-5379) [Python] support pandas' nullable Integer type in from_pandas

["Joris Van den Bossche (Jira)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/ARROW-5379?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17224903#comment-17224903 ] 

Joris Van den Bossche commented on ARROW-5379:
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bq. Setting a `types_mapper` to the pandas Int64DType throw.s

Can you show what you tried and the error? As that should normally work

> [Python] support pandas' nullable Integer type in from_pandas
> -------------------------------------------------------------
>
>                 Key: ARROW-5379
>                 URL: https://issues.apache.org/jira/browse/ARROW-5379
>             Project: Apache Arrow
>          Issue Type: Improvement
>          Components: Python
>            Reporter: Joris Van den Bossche
>            Priority: Major
>
> From https://github.com/apache/arrow/issues/4168. We should add support for pandas' nullable Integer extension dtypes, as those could map nicely to arrows integer types. 
> Ideally this happens in a generic way though, and not specific for this extension type, which is discussed in ARROW-5271



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