[ARROW-439] [Python] Add option in "to_pandas" conversions to yield Categorical from String/Binary arrays

• Type: New Feature
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 0.6.0
• Component/s: Python
• External issue URL: https://github.com/apache/arrow/issues/15339
• Assignee: Florian Jetter
• Reporter: Wes McKinney
• Created: 21/Dec/16 01:22
• Updated: 11/Jan/23 07:08
• Resolved: 08/Aug/17 17:51

Description

This will depend on bringing in general dictionary encoding / hashing machinery