[ARROW-8386] [Python] pyarrow.jvm raises error for empty Arrays

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 0.16.0
• Fix Version/s: 0.17.0
• Component/s: Python
• Labels: pull-request-available
• External issue URL: https://github.com/apache/arrow/issues/24570
• Assignee: Bryan Cutler
• Reporter: Bryan Cutler
• Created: 09/Apr/20 16:19
• Updated: 11/Jan/23 08:00
• Resolved: 13/Apr/20 21:36

Description

In the pyarrow.jvm module, when there is an empty array in Java, trying to create it in python raises a ValueError. This is because for an empty array, Java returns an empty list of buffers, then pyarrow.jvm attempts to create the array with pa.Array.from_buffers with an empty list.

Issue Links

• links to: GitHub Pull Request #6889