Github user HyukjinKwon commented on the issue:
https://github.com/apache/spark/pull/20171
I think that's because we expect Pandas's `Series` in the arguments.
Correct usage will be something like `x.str.len() + y`. --- --------------------------------------------------------------------- To unsubscribe, e-mail: reviews-unsubscr...@spark.apache.org For additional commands, e-mail: reviews-h...@spark.apache.org
