Github user srowen commented on a diff in the pull request:
https://github.com/apache/spark/pull/19340#discussion_r140833252
--- Diff:
mllib/src/main/scala/org/apache/spark/mllib/clustering/KMeans.scala ---
@@ -546,10 +574,88 @@ object KMeans {
.run(data)
}
+ private[spark] def validateInitMode(initMode: String): Boolean = {
+ initMode match {
+ case KMeans.RANDOM => true
+ case KMeans.K_MEANS_PARALLEL => true
+ case _ => false
+ }
+ }
+ private[spark] def validateDistanceMeasure(distanceMeasure: String):
Boolean = {
+ distanceMeasure match {
+ case DistanceSuite.EUCLIDEAN => true
--- End diff --
You can use two labels in one statement if the result is the same; might be
clearer. Match is probably overkill anyway
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