code: def testMainDoesNotCrash(self):
      simple_example.main()
  
file_path: transform/examples/simple_example_test.py
imports: import tensorflow
  import simple_example
  from tensorflow_transform.beam import tft_unit
label_desc: Use image node_id 1 for calling the SimpleMainTest obj's underlying member method code with example usage: obj.testMainDoesNotCrash() without return types