zhengruifeng commented on a change in pull request #28595:
URL: https://github.com/apache/spark/pull/28595#discussion_r430125369
##########
File path:
mllib/src/main/scala/org/apache/spark/ml/param/shared/sharedParams.scala
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@@ -562,4 +562,20 @@ trait HasBlockSize extends Params {
/** @group expertGetParam */
final def getBlockSize: Int = $(blockSize)
}
+
+/**
+ * Trait for shared param k. This trait may be changed or
+ * removed between minor versions.
+ */
+trait HasK extends Params {
+
+ /**
+ * Param for The number of clusters to create. Must be (> 1). Note that
it is possible for fewer than k clusters to be returned.
+ * @group param
+ */
+ final val k: IntParam = new IntParam(this, "k", "The number of clusters to
create. Must be (> 1). Note that it is possible for fewer than k clusters to be
returned", ParamValidators.gt(1))
+
+ /** @group getParam */
+ final def getK: Int = $(k)
Review comment:
I am also neutral on this change.
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