Github user srowen commented on a diff in the pull request:
https://github.com/apache/spark/pull/15585#discussion_r84484357
--- Diff:
mllib/src/test/scala/org/apache/spark/mllib/evaluation/MultilabelMetricsSuite.scala
---
@@ -47,7 +47,7 @@ class MultilabelMetricsSuite extends SparkFunSuite with
MLlibTestSparkContext {
val scoreAndLabels: RDD[(Array[Double], Array[Double])] =
sc.parallelize(
Seq((Array(0.0, 1.0), Array(0.0, 2.0)),
(Array(0.0, 2.0), Array(0.0, 1.0)),
- (Array(), Array(0.0)),
+ (Array.empty[Double], Array(0.0)),
--- End diff --
Normally would say don't bother with this either but I know you just
cleaned up a lot of this for consistency. I'm neutral about whether it's more
readable and it's only test code.
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