[ARROW-1250] [Python] Define API for user type checking of array types

• Type: New Feature
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 0.8.0
• Component/s: Python
• Labels: pull-request-available
• External issue URL: https://github.com/apache/arrow/issues/17123
• Assignee: Wes McKinney
• Reporter: Wes McKinney
• Created: 24/Jul/17 00:11
• Updated: 11/Jan/23 07:13
• Resolved: 07/Oct/17 19:49

Description

We have some subclasses of pyarrow.lib.DataType, but we haven't been designing with the intent of writing isinstance(arr.type, pyarrow.TimestampType). We should think about the public API for such type-checking or other type of schema validation.

Issue Links

• links to: GitHub Pull Request #1183