srowen commented on a change in pull request #24868: [SPARK-28044][ML][PYTHON]
MulticlassClassificationEvaluator support more metrics
URL: https://github.com/apache/spark/pull/24868#discussion_r294341142
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File path:
mllib/src/main/scala/org/apache/spark/ml/evaluation/MulticlassClassificationEvaluator.scala
##########
@@ -18,9 +18,9 @@
package org.apache.spark.ml.evaluation
import org.apache.spark.annotation.{Experimental, Since}
-import org.apache.spark.ml.param.{Param, ParamMap, ParamValidators}
-import org.apache.spark.ml.param.shared.{HasLabelCol, HasPredictionCol,
HasWeightCol}
-import org.apache.spark.ml.util.{DefaultParamsReadable, DefaultParamsWritable,
Identifiable, SchemaUtils}
+import org.apache.spark.ml.param._
Review comment:
I'd revert this... we generally leave the explicit imports unless there are
lots
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