HyukjinKwon opened a new pull request #34688: URL: https://github.com/apache/spark/pull/34688
### What changes were proposed in this pull request? This PR proposes to replace Python's built-in CPickle to CPickle-based cloudpickle (requires Python 3.8+). For Python 3.7 and below, it still uses the legacy built-in CPickle for the performance matter. ### Why are the changes needed? To remove named tuple hack for the issues such as: SPARK-32079, SPARK-22674 and SPARK-27810. ### Does this PR introduce _any_ user-facing change? No. ### How was this patch tested? Existing test cases should cover all test cases. -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: reviews-unsubscr...@spark.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org --------------------------------------------------------------------- To unsubscribe, e-mail: reviews-unsubscr...@spark.apache.org For additional commands, e-mail: reviews-h...@spark.apache.org