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https://issues.apache.org/jira/browse/ARROW-2714?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17659740#comment-17659740
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Rok Mihevc commented on ARROW-2714:
-----------------------------------
This issue has been migrated to [issue
#19103|https://github.com/apache/arrow/issues/19103] on GitHub. Please see the
[migration documentation|https://github.com/apache/arrow/issues/14542] for
further details.
> [C++/Python] Variable step size slicing for arrays
> --------------------------------------------------
>
> Key: ARROW-2714
> URL: https://issues.apache.org/jira/browse/ARROW-2714
> Project: Apache Arrow
> Issue Type: New Feature
> Components: C++, Python
> Reporter: Florian Jetter
> Assignee: Wes McKinney
> Priority: Minor
> Labels: pull-request-available
> Fix For: 1.0.0
>
> Time Spent: 20m
> Remaining Estimate: 0h
>
> Array slicing should support variable step sizes
> The current behavior raises an {{IndexError}}, e.g.
> {code}
> In [8]: import pyarrow as pa
> In [9]: pa.array([1, 2, 3])[::-1]
> ---------------------------------------------------------------------------
> IndexError Traceback (most recent call last)
> <ipython-input-9-20da5f9ab67a> in <module>()
> ----> 1 pa.array([1, 2, 3])[::-1]
> array.pxi in pyarrow.lib.Array.__getitem__()
> array.pxi in pyarrow.lib._normalize_slice()
> IndexError: only slices with step 1 supported
> {code}
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