srowen commented on a change in pull request #24953:
[SPARK-28140][MLLIB][PYTHON] Accept DataFrames in RowMatrix and
IndexedRowMatrix constructors
URL: https://github.com/apache/spark/pull/24953#discussion_r299046170
##########
File path:
mllib/src/main/scala/org/apache/spark/mllib/linalg/distributed/RowMatrix.scala
##########
@@ -21,16 +21,15 @@ import java.util.Arrays
import scala.collection.mutable.ListBuffer
-import breeze.linalg.{axpy => brzAxpy, inv, svd => brzSvd, DenseMatrix => BDM,
DenseVector => BDV,
- MatrixSingularException, SparseVector => BSV}
+import breeze.linalg.{MatrixSingularException, inv, DenseMatrix => BDM,
DenseVector => BDV, SparseVector => BSV, axpy => brzAxpy, svd => brzSvd}
import breeze.numerics.{sqrt => brzSqrt}
-
import org.apache.spark.annotation.Since
import org.apache.spark.internal.Logging
import org.apache.spark.internal.config.MAX_RESULT_SIZE
import org.apache.spark.mllib.linalg._
import org.apache.spark.mllib.stat.{MultivariateOnlineSummarizer,
MultivariateStatisticalSummary}
import org.apache.spark.rdd.RDD
+import org.apache.spark.sql.{Dataset, Row}
Review comment:
Likewise I think the changes in this file need to be reverted.
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