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Posted to issues@arrow.apache.org by "Antoine Pitrou (Jira)" <ji...@apache.org> on 2019/10/14 16:06:00 UTC
[jira] [Assigned] (ARROW-6857) Segfault for dictionary_encode on
empty chunked_array (edge case)
[ https://issues.apache.org/jira/browse/ARROW-6857?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Antoine Pitrou reassigned ARROW-6857:
-------------------------------------
Assignee: Antoine Pitrou
> Segfault for dictionary_encode on empty chunked_array (edge case)
> -----------------------------------------------------------------
>
> Key: ARROW-6857
> URL: https://issues.apache.org/jira/browse/ARROW-6857
> Project: Apache Arrow
> Issue Type: Bug
> Components: Python
> Affects Versions: 0.15.0
> Reporter: Artem KOZHEVNIKOV
> Assignee: Antoine Pitrou
> Priority: Major
> Fix For: 0.15.1
>
>
> a reproducer is here :
> {code:python}
> import pyarrow as pa
> aa = pa.chunked_array([pa.array(['a', 'b', 'c'])])
> aa[:0].dictionary_encode()
> # Segmentation fault: 11
> {code}
> For pyarrow=0.14, I could not reproduce.
> I use a conda version : "pyarrow 0.15.0 py37hdca360a_0 conda-forge"
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