huaxingao commented on a change in pull request #26480:
[SPARK-29808][ML][PYTHON] StopWordsRemover should support multi-cols
URL: https://github.com/apache/spark/pull/26480#discussion_r345356303
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File path:
mllib/src/main/scala/org/apache/spark/ml/feature/StopWordsRemover.scala
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@@ -22,23 +22,29 @@ import java.util.Locale
import org.apache.spark.annotation.Since
import org.apache.spark.ml.Transformer
import org.apache.spark.ml.param._
-import org.apache.spark.ml.param.shared.{HasInputCol, HasOutputCol}
+import org.apache.spark.ml.param.shared.{HasInputCol, HasInputCols,
HasOutputCol, HasOutputCols}
import org.apache.spark.ml.util._
import org.apache.spark.sql.{DataFrame, Dataset}
import org.apache.spark.sql.functions.{col, udf}
-import org.apache.spark.sql.types.{ArrayType, StringType, StructType}
+import org.apache.spark.sql.types.{ArrayType, StringType, StructField,
StructType}
/**
* A feature transformer that filters out stop words from input.
*
+ * Since 3.0.0,
Review comment:
Sorry, I accidentally broke the line, but I prefer to have it.
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