code: def test_get_object_name_for_functions(self):
      def mock_function():
          pass
  
      result = naming.get_object_name(mock_function)
      # Assumes to_snake_case works correctly.
      expected_name = naming.to_snake_case(mock_function.__name__)
      self.assertEqual(
          result,
          expected_name,
          f"Expected '{expected_name}' but got {result}",
      )
  
imports: from keras.testing import test_case
  from keras.utils import naming
label_desc: Use image node_id 17 for calling the NamingUtilsTest obj's underlying member method code with example usage: obj.test_get_object_name_for_functions() without return types