code: def test_compute_roc_auc(self) -> None:
      metrics = compute_classification_metrics(
          PREDICTIONS2, LABEL_NAMES2, loss=5.0
      )
      self.assertAlmostEqual(metrics.roc_auc, 1.0 / 6)
  
imports: from pytext.metrics import ClassificationMetrics, compute_classification_metrics, compute_soft_metrics, LabelPrediction, MacroPRF1Metrics, MacroPRF1Scores, PRF1Scores, SoftClassificationMetrics
  from pytext.metrics.tests.metrics_test_base import MetricsTestBase
label_desc: Use image node_id 4 for calling the BasicMetricsTest obj's underlying member method code with example usage: obj.test_compute_roc_auc() without return types