code: def tearDown(self):
      self._context.__exit__()
      super().tearDown()
  
imports: import contextlib
  import random
  import numpy
  import tensorflow
  import tensorflow_transform
  from tensorflow_transform import analyzers
  from tensorflow_transform.beam import impl
  from tensorflow_transform.beam import tft_unit
  from tensorflow_metadata.proto.v0 import schema_pb2
label_desc: Use image node_id 2 for calling the BucketizeIntegrationTest obj's underlying member method code with example usage: obj.tearDown() without return types