code: def setUp(self):
      super().setUp()
      gin.clear_config()
      gin.add_config_file_search_path(_CONFIG_DIR)
      test_utils.ensure_flag("test_tmpdir")
  
file_path: trax/trax/models/research/terraformer_e2e_test.py
imports: import os
  from absl.testing import absltest
  import gin
  from trax import test_utils
  from trax.models.research import terraformer
  from trax.supervised import trainer_lib
  from trax.tf_numpy import numpy
label_desc: Use image node_id 1 for calling the TerraformerE2ETest obj's underlying member method code with example usage: obj.setUp() without return types