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https://issues.apache.org/jira/browse/ARROW-3374?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Wes McKinney reopened ARROW-3374:
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> [Python] Dictionary has out-of-bound index when creating DictionaryArray from
> Pandas with NaN
> ---------------------------------------------------------------------------------------------
>
> Key: ARROW-3374
> URL: https://issues.apache.org/jira/browse/ARROW-3374
> Project: Apache Arrow
> Issue Type: Bug
> Components: Python
> Affects Versions: 0.10.0
> Reporter: Keith Kraus
> Assignee: Wes McKinney
> Priority: Major
> Fix For: 0.11.0
>
>
> Minimal reproducer:
> {code:python}
> import pandas as pd
> import pyarrow as pa
> pa.array(pd.Categorical(['a', 'b', 'c'], categories=['a', 'b']))
> {code}
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