[ARROW-2700] [Python] Add simple examples to Array.cast docstring

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 0.10.0
• Component/s: Python
• Labels: pull-request-available
• External issue URL: https://github.com/apache/arrow/issues/19091
• Assignee: Uwe Korn
• Reporter: Wes McKinney
• Created: 12/Jun/18 04:15
• Updated: 11/Jan/23 07:22
• Resolved: 29/Jul/18 00:00

Description

See discussion in https://github.com/apache/arrow/pull/2129#issuecomment-396460198

The examples should include passing a DataType as a string alias, as well as creating a DataType instance like timestamp('ms')

Issue Links

• links to: GitHub Pull Request #2335