Github user felixcheung commented on a diff in the pull request: https://github.com/apache/spark/pull/10480#discussion_r48518375 --- Diff: core/src/main/scala/org/apache/spark/api/r/SerDe.scala --- @@ -355,6 +355,13 @@ private[spark] object SerDe { writeInt(dos, v.length) v.foreach(elem => writeObject(dos, elem)) + // Handle Properties --- End diff -- my preference is to do more in R. if you feel strongly about having a helper in Scala instead of handling Properties then we could move most of the code into a Scala helper.
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