Github user brkyvz commented on a diff in the pull request:
https://github.com/apache/spark/pull/9390#discussion_r44725546
--- Diff: core/src/main/scala/org/apache/spark/api/r/RUtils.scala ---
@@ -34,11 +38,15 @@ private[spark] object RUtils {
}
/**
- * Get the SparkR package path in various deployment modes.
+ * Get the list of paths for R packages in various deployment modes, of
which the first
+ * path is for the SparkR package itself and the second if exists is for
R packages
--- End diff --
`path is for the SparkR package itself. The second value is for R packages
built as part of Spark Packages, if any exist. Spark Packages can be provided
through the --packages or --jars command line options` or something like that.
Very long sentences are hard to read :)
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