Github user srowen commented on a diff in the pull request:
https://github.com/apache/spark/pull/14633#discussion_r74703330
--- Diff:
mllib/src/main/scala/org/apache/spark/ml/classification/LogisticRegression.scala
---
@@ -303,7 +303,7 @@ class LogisticRegression @Since("1.2.0") (
val (coefficients, intercept, objectiveHistory) = {
if (numInvalid != 0) {
- val msg = s"Classification labels should be in {0 to ${numClasses
- 1} " +
+ val msg = s"Classification labels should be in {0 to ${numClasses
- 1}}. " +
--- End diff --
While we're here, use [ and ] ? these mean "inclusive" but curly braces
don't. Or just write "between 0 and ${numClasses - 1}"
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