code: def setUp(self):
      super().setUp()
      self.vocab_path = self._get_vocab_path()
      self.dataset = self._get_dataset(self.vocab_path)
  
file_path: flax/examples/sst2/input_pipeline_test.py
imports: import os
  import pathlib
  import tempfile
  from absl.testing import absltest
  import tensorflow_datasets
  import input_pipeline
  import vocabulary
label_desc: Use image node_id 1 for calling the InputPipelineTest obj's underlying member method code with example usage: obj.setUp() without return types