[GitHub] [spark] ScrapCodes commented on a change in pull request #26826: [SPARK-30195][SQL][CORE][ML] Change some function, import definitions to work with stricter compiler in Scala 2.13

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ScrapCodes commented on a change in pull request #26826: [SPARK-30195][SQL][CORE][ML] Change some function, import definitions to work with stricter compiler in Scala 2.13
URL: https://github.com/apache/spark/pull/26826#discussion_r355865779
 
 

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 File path: sql/core/src/main/scala/org/apache/spark/sql/expressions/Window.scala
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 @@ -19,7 +19,7 @@ package org.apache.spark.sql.expressions
 
 import org.apache.spark.annotation.Stable
 import org.apache.spark.sql.Column
-import org.apache.spark.sql.catalyst.expressions._
+import org.apache.spark.sql.catalyst.expressions.{WindowSpec => _, _}
 
 Review comment:
   Ahh, I see. Will it be nicer to import `WindowSpec`, explicitly?

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