Github user huaxingao commented on a diff in the pull request: https://github.com/apache/spark/pull/21465#discussion_r239904265 --- Diff: python/pyspark/ml/param/shared.py --- @@ -814,3 +814,25 @@ def getDistanceMeasure(self): """ return self.getOrDefault(self.distanceMeasure) + +class HasValidationIndicatorCol(Params): --- End diff -- You are right. DecisionTreeParams should be at the bottom.
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