code: def test(self):
      result = zero_out_op_2.zero_out([5, 4, 3, 2, 1])
      self.assertAllEqual(result, [5, 0, 0, 0, 0])
  
file_path: tensorflow-upstream/tensorflow/examples/adding_an_op/zero_out_2_test.py
imports: import tensorflow
  from tensorflow.examples.adding_an_op import zero_out_grad_2
  from tensorflow.examples.adding_an_op import zero_out_op_2
label_desc: Use image node_id 1 for calling the ZeroOut2Test obj's underlying member method code with example usage: obj.test() without return types