Github user sethah commented on a diff in the pull request:
https://github.com/apache/spark/pull/15314#discussion_r86460724
--- Diff:
mllib/src/test/scala/org/apache/spark/ml/util/MLTestingUtils.scala ---
@@ -47,18 +48,49 @@ object MLTestingUtils extends SparkFunSuite {
} else {
genRegressionDFWithNumericLabelCol(spark)
}
- val expected = estimator.fit(dfs(DoubleType))
- val actuals = dfs.keys.filter(_ != DoubleType).map(t =>
estimator.fit(dfs(t)))
+
+ val expected = estimator match {
--- End diff --
Simplify this:
````scala
val expected = estimator match {
case weighted: Estimator[M] with HasWeightCol =>
weighted.set(weighted.weightCol, "weight")
weighted.fit(dfs(DoubleType))
case _ => estimator.fit(dfs(DoubleType))
}
````
Same thing below
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