Github user WeichenXu123 commented on a diff in the pull request:
https://github.com/apache/spark/pull/20095#discussion_r158929523
--- Diff: mllib/src/main/scala/org/apache/spark/ml/Estimator.scala ---
@@ -79,7 +82,51 @@ abstract class Estimator[M <: Model[M]] extends
PipelineStage {
*/
@Since("2.0.0")
def fit(dataset: Dataset[_], paramMaps: Array[ParamMap]): Seq[M] = {
- paramMaps.map(fit(dataset, _))
+ val modelIter = fitMultiple(dataset, paramMaps)
+ val models = paramMaps.map{ _ =>
--- End diff --
style: blank `.map {...`
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