code: def test_false(self):
      x = tf.constant(4)
      y = tf.constant(3)
      z = ps.cond(
          False, lambda: tf.multiply(x, 16), lambda: tf.multiply(y, 3)
      )
      self.assertEqual(self.evaluate(z), 9)
  
imports: from absl.testing import parameterized
  import numpy
  import tensorflow.compat.v1
  import tensorflow.compat.v2
  from tensorflow_probability.python.internal import dtype_util
  from tensorflow_probability.python.internal import prefer_static
  from tensorflow_probability.python.internal import test_util
label_desc: Use image node_id 2 for calling the CondTest obj's underlying member method code with example usage: obj.test_false() without return types