[ARROW-2491] [Python] Array.from_buffers does not work for ListArray

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 0.9.0
• Fix Version/s: 0.10.0
• Component/s: C++, Python
• Labels: pull-request-available
• External issue URL: https://github.com/apache/arrow/issues/18721
• Assignee: Uwe Korn
• Reporter: Uwe Korn
• Created: 21/Apr/18 19:19
• Updated: 11/Jan/23 07:21
• Resolved: 08/May/18 17:15

Description

When you get the buffers from a ListArray and feed it back into pyarrow.Array.from_buffers the code fails with a DCHECK:

./src/arrow/array.cc:247 Check failed: (data->buffers.size()) == (2)))

Issue Links

• links to: GitHub Pull Request #1927