code: def setup_method(self):
      super().setup_method()
  
      self.model_with_bias = (
          FakeModelForTestingNormalizationBiasVerification(
              use_bias=True
          )
      )
      self.model_without_bias = (
          FakeModelForTestingNormalizationBiasVerification(
              use_bias=False
          )
      )
  
      self.verification_with_bias = NormalizationBiasVerification(
          self.model_with_bias
      )
      self.verification_without_bias = NormalizationBiasVerification(
          self.model_without_bias
      )
  
      inputs = torch.rand(2, 3, 1, 4)
  
      self.valid_with_bias = self.verification_with_bias.check(
          inputs=inputs
      )
      self.valid_without_bias = self.verification_without_bias.check(
          inputs=inputs
      )
  
file_path: allennlp/tests/confidence_checks/normalization_bias_verification_test.py
imports: import torch
  from allennlp.common.testing import AllenNlpTestCase
  from allennlp.common.testing.confidence_check_test import FakeModelForTestingNormalizationBiasVerification
  from allennlp.confidence_checks.normalization_bias_verification import NormalizationBiasVerification
label_desc: Use image node_id 1 for calling the TestNormalizationBiasVerification obj's underlying member method code with example usage: obj.setup_method() without return types