code: def test_validate(self) -> None:
      val1 = self.mv[type(self.in1)](self.in1)
      val2 = self.mv[type(self.in2)](self.in2)
      val3 = self.mv[type(self.in3)](self.in3)
      vals = self.mv[type(self.in_no_stats)](self.in_no_stats)
  
      self.assertEqual(len(val1), 1)
      self.assertEqual(len(val2), 1)
      self.assertEqual(len(val3), 1)
      self.assertEqual(len(vals), 0)
  
      self.assertTrue(
          isinstance(val1[0], IllegalModuleConfigurationError)
      )
      self.assertTrue(
          isinstance(val2[0], IllegalModuleConfigurationError)
      )
      self.assertTrue(
          isinstance(val3[0], IllegalModuleConfigurationError)
      )
  
file_path: opacus/opacus/tests/validators/instance_norm_test.py
imports: import unittest
  import torch.nn
  from opacus.validators.errors import IllegalModuleConfigurationError
  from opacus.validators.module_validator import ModuleValidator
label_desc: Use image node_id 2 for calling the InstanceNormValidator_test obj's underlying member method code with example usage: obj.test_validate() without return types