code: def setUp(self):
      super(TCAVTest, self).setUp()
      self.tcav = tcav.TCAV()
  
imports: from absl.testing import absltest
  from absl.testing import parameterized
  from lit_nlp.api import dataset
  from lit_nlp.api import model
  from lit_nlp.api import types
  from lit_nlp.components import tcav
  import numpy
label_desc: Use image node_id 1 for calling the TCAVTest obj's underlying member method code with example usage: obj.setUp() without return types