code: def setUp(self):
      super().setUp()
      self.test_tmpdir = self.create_tempdir()
  
      # Write a sample corpus.
      self._filename = os.path.join(
          self.test_tmpdir.full_path, "data.conll"
      )
      with tf.io.gfile.GFile(self._filename, "w") as f:
          # The CoNLL data has to end with an empty line.
          f.write(CONLL_DATA)
          f.write("\n")
  
file_path: flax/examples/nlp_seq/input_pipeline_test.py
imports: import os
  from absl.testing import absltest
  import jax
  import tensorflow
  import input_pipeline
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