code: def test_forward_signature(self):
      (
          config,
          _,
      ) = self.model_tester.prepare_config_and_inputs_for_common()
  
      for model_class in self.all_model_classes:
          model = model_class(config)
          signature = inspect.signature(model.call)
          # signature.parameters is an OrderedDict => so arg_names order is deterministic
          arg_names = [*signature.parameters.keys()]
  
          expected_arg_names = ["input_values"]
          self.assertListEqual(arg_names[:1], expected_arg_names)
  
imports: import copy
  import inspect
  import math
  import unittest
  import numpy
  import pytest
  from transformers import is_tf_available
  from transformers.testing_utils import require_soundfile, require_tf, slow
  from ...test_configuration_common import ConfigTester
  from ...test_modeling_tf_common import TFModelTesterMixin, ids_tensor
label_desc: Use image node_id 2 for calling the TFHubertRobustModelTest obj's underlying member method code with example usage: obj.test_forward_signature() without return types