code: def test_classifier_type_check_fail(art_warning):
      try:
          backend_test_classifier_type_check_fail(
              FastGradientMethod, [LossGradientsMixin, BaseEstimator]
          )
      except ARTTestException as e:
          art_warning(e)
  
file_path: adversarial-robustness-toolbox/tests/attacks/evasion/test_frame_saliency.py
imports: from __future__ import absolute_import, division, print_function, unicode_literals
  import logging
  import numpy
  import pytest
  from art.attacks.evasion import FastGradientMethod, FrameSaliencyAttack
  from art.estimators.estimator import BaseEstimator, LossGradientsMixin
  from tests.utils import ExpectedValue
  from tests.attacks.utils import backend_check_adverse_values, backend_check_adverse_frames
  from tests.attacks.utils import backend_test_classifier_type_check_fail
  from tests.utils import ARTTestException
label_desc: Use image node_id 6 for calling a global function with example usage: test_classifier_type_check_fail(art_warning) without return types