code: def setUp(self):
      self.model = NoisyOrModel(
          ["x1", "x2", "x3"],
          [2, 3, 2],
          [[0.6, 0.4], [0.2, 0.4, 0.7], [0.1, 0.4]],
      )
  
file_path: pgmpy/pgmpy/tests/test_models/test_NoisyOrModels.py
imports: import unittest
  import numpy
  import numpy.testing
  from pgmpy.models import NoisyOrModel
label_desc: Use image node_id 1 for calling the TestNoisyOrModelMethods obj's underlying member method code with example usage: obj.setUp() without return types