[ARROW-16420] [Python] pq.write_to_dataset always ignores partitioning

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 8.0.0
• Fix Version/s: 9.0.0
• Component/s: Python
• Labels: pull-request-available
• External issue URL: https://github.com/apache/arrow/issues/31795
• Assignee: Alenka Frim
• Reporter: David Li
• Created: 29/Apr/22 17:25
• Updated: 11/Jan/23 11:43
• Resolved: 19/May/22 08:02

Description

The code unconditionally sets partitioning to None, so the user-supplied partitioning is ignored.

https://github.com/apache/arrow/blob/edf7334fc38ec9bc2e019bf400403e7c61fb585e/python/pyarrow/parquet/__init__.py#L3143-L3146

Issue Links

• links to: GitHub Pull Request #13062