code: def _make_fake_inputs(self):
      return [self._make_fake_images(), self._make_fake_conditional()]
  
imports: import numpy
  import tensorflow.compat.v2
  from tensorflow_probability.python.distributions import pixel_cnn
  from tensorflow_probability.python.internal import test_util
  from tensorflow_probability.python.internal import tf_keras
  from tensorflow_probability.python.math import gradient
label_desc: Use image node_id 3 for calling the ConditionalPixelCnnTest obj's underlying member method code with example usage: obj._make_fake_inputs() and returns: list