[SPARK-35976] Adjust `astype` method for ExtensionDtype in pandas API on Spark

• Type: Story
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 3.2.0
• Fix Version/s: 3.2.0
• Component/s: PySpark
• Assignee: Xinrong Meng
• Reporter: Xinrong Meng
• Created: 01/Jul/21 16:44
• Updated: 12/Dec/22 18:10
• Resolved: 01/Aug/21 01:38

Description

Currently, `astype` method for ExtensionDtype in pandas API on Spark is not consistent with pandas. For example, https://github.com/apache/spark/pull/33095#discussion_r661704734.

https://github.com/apache/spark/pull/33095#discussion_r662623005.

 

We ought to fill in the gap.

Issue Links

• links to: [Github] Pull Request #33585 (Yikun)
• links to: [Github] Pull Request #33585 (Yikun)