Github user mengxr commented on a diff in the pull request:
https://github.com/apache/spark/pull/18#discussion_r11468723
--- Diff: mllib/src/main/scala/org/apache/spark/mllib/util/MLUtils.scala ---
@@ -17,11 +17,18 @@
package org.apache.spark.mllib.util
+import scala.reflect.ClassTag
+
import breeze.linalg.{Vector => BV, DenseVector => BDV, SparseVector =>
BSV,
squaredDistance => breezeSquaredDistance}
import org.apache.spark.SparkContext
import org.apache.spark.rdd.RDD
+import org.apache.spark.rdd.PartitionwiseSampledRDD
+import org.apache.spark.SparkContext._
+import org.apache.spark.util.random.BernoulliSampler
+
+import org.jblas.DoubleMatrix
--- End diff --
Please move this line to the block of breeze imports. And merge `spark` and
`spark.mllib` imports in a single block.
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