[ARROW-5309] [Python] Add clarifications to Python "append" methods that return new objects

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 0.14.0
• Component/s: Python
• Labels: pull-request-available
• External issue URL: https://github.com/apache/arrow/issues/21773
• Assignee: Joris Van den Bossche
• Reporter: Wes McKinney
• Created: 13/May/19 13:13
• Updated: 11/Jan/23 07:39
• Resolved: 18/Jun/19 16:36

Description

The current docstrings do say that an object is returned but it is not clear in all cases that it is a new object and the original object is left unmodified

see example thread

https://github.com/apache/arrow/issues/4296

Issue Links

• links to: GitHub Pull Request #4599