[ARROW-1715] [Python] Implement pickling for Column, ChunkedArray, RecordBatch, Table

• Type: New Feature
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 0.10.0
• Component/s: Python
• Labels: beginner pull-request-available
• External issue URL: https://github.com/apache/arrow/issues/17722
• Assignee: Antoine Pitrou
• Reporter: Wes McKinney
• Created: 23/Oct/17 18:54
• Updated: 11/Jan/23 07:16
• Resolved: 19/Jul/18 20:23

Description

At the moment the types pyarrow.Column/ChunkedArray/RecordBatch/Table cannot be pickled. Although it may not be the fastest way to transport them from one process to another, it is a very comfortable one. We should implement a _reduce_() for all of them.

Issue Links

• incorporates: ARROW-2493 [Python] Add support for pickling to buffers and arrays
• links to: GitHub Pull Request #2292