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https://issues.apache.org/jira/browse/ARROW-1345?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Wes McKinney updated ARROW-1345:
--------------------------------
Comment: was deleted
(was: see also example reported in [https://github.com/apache/arrow/issues/1431]
{code:java}
import pyarrow as pa
l = [[1.2, 3.4], [9.0, 42.0]]
pa.array(l, type=pa.list_(pa.float32()){code})
> [Python] Conversion from nested NumPy arrays fails on integers other than
> int64, float32
> ----------------------------------------------------------------------------------------
>
> Key: ARROW-1345
> URL: https://issues.apache.org/jira/browse/ARROW-1345
> Project: Apache Arrow
> Issue Type: Bug
> Components: Python
> Reporter: Wes McKinney
> Priority: Major
> Fix For: 0.9.0
>
>
> The inferred types are the largest ones, and then later conversion fails on
> any arrays with smaller types because only exact conversions are implemented
> thus far
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