code: def test_punctuation_error_rate(self):
      assert (
          punctuation_error_rate(
              [self.reference],
              [self.hypothesis],
              self.punctuation_marks,
          )
          == self.punct_er
      )
  
imports: import pytest
  import torch
  from nemo.collections.common.metrics.classification_accuracy import TopKClassificationAccuracy
  from nemo.collections.common.metrics.punct_er import DatasetPunctuationErrorRate, OccurancePunctuationErrorRate, punctuation_error_rate
  from .loss_inputs import ALL_NUM_MEASUREMENTS_ARE_ZERO, NO_ZERO_NUM_MEASUREMENTS, SOME_NUM_MEASUREMENTS_ARE_ZERO
  from .perplexity_inputs import NO_PROBS_NO_LOGITS, ONLY_LOGITS1, ONLY_LOGITS100, ONLY_PROBS, PROBS_AND_LOGITS
  from .pl_utils import LossTester, PerplexityTester
label_desc: Use image node_id 1 for calling the TestPunctuationErrorRate obj's underlying member method code with example usage: obj.test_punctuation_error_rate() without return types