[ARROW-8060] [Python] Make dataset Expression objects serializable

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 0.17.0
• Component/s: Python
• Labels: pull-request-available
• External issue URL: https://github.com/apache/arrow/issues/24273
• Assignee: Krisztian Szucs
• Reporter: Joris Van den Bossche
• Created: 10/Mar/20 17:48
• Updated: 11/Jan/23 07:57
• Resolved: 25/Mar/20 18:04

Description

It would be good to be able to pickle pyarrow.dataset.Expression objects (eg for use in dask.distributed)

Issue Links

• is blocked by: ARROW-7878 [C++] Implement LogicalPlan and LogicalPlanBuilder
• links to: GitHub Pull Request #6702