code: def test_bit_gather2(self):
      x = tf.constant([0x425F32EA92], dtype=tf.int64)
      y = aux.bit_gather(x, 0, 2)
      z = aux.bit_gather(x, 1, 2)
  
      np.testing.assert_array_equal(y, np.array([0x8F484]))
      np.testing.assert_array_equal(z, np.array([0x135F9]))
  
file_path: tf-encrypted/tf_encrypted/operations/aux/aux_test.py
imports: import unittest
  import numpy
  import tensorflow
  from tf_encrypted.operations import aux
label_desc: Use image node_id 2 for calling the TestAux obj's underlying member method code with example usage: obj.test_bit_gather2() without return types