Github user JoshRosen commented on a diff in the pull request: https://github.com/apache/spark/pull/17477#discussion_r111059991 --- Diff: mllib/src/main/scala/org/apache/spark/ml/classification/Classifier.scala --- @@ -74,7 +74,7 @@ abstract class Classifier[ * and features (`Vector`). * @param numClasses Number of classes label can take. Labels must be integers in the range * [0, numClasses). - * @throws SparkException if any label is not an integer >= 0 + * @note Throws `SparkException` if any label is not an integer is greater than or equal to 0 --- End diff -- Or `is a non-integer or is negative`?
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