Github user jkbradley commented on a diff in the pull request:
https://github.com/apache/spark/pull/11119#discussion_r56110686
--- Diff: mllib/src/main/scala/org/apache/spark/ml/clustering/KMeans.scala
---
@@ -169,12 +181,23 @@ object KMeansModel extends MLReadable[KMeansModel] {
/** [[MLWriter]] instance for [[KMeansModel]] */
private[KMeansModel] class KMeansModelWriter(instance: KMeansModel)
extends MLWriter {
+ import org.json4s.JsonDSL._
private case class Data(clusterCenters: Array[Vector])
override protected def saveImpl(path: String): Unit = {
- // Save metadata and Params
- DefaultParamsWriter.saveMetadata(instance, path, sc)
+ if (instance.isSet(instance.initialModel)) {
+ val initialModelPath = new Path(path, "initial-model").toString
--- End diff --
I'd prefer path name "initialModel" to match existing patterns.
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