docs: public static ValidationResult deleteInvalidMultiDataSets(JavaSparkContext sc, String path, List<int[]> featuresShape,
                                                         List<int[]> labelsShape) {
          return validateMultiDataSets(sc, path, true, true, (featuresShape == null ? -1 : featuresShape.size()),
                  (labelsShape == null ? -1 : labelsShape.size()), featuresShape, labelsShape);
      }