code: def setUp(self):
      super().setUp()
      self._path = os.path.join(
          tempfile.mkdtemp(dir=self.get_temp_dir()),
          "snapshot_ft_test",
      )
      # TODO(b/268586560): Enable `warm_start` for `snapshot_ft_test`.
      test_mode.toggle_test_mode(False)
  
imports: import collections
  import os
  import pathlib
  import shutil
  import tempfile
  import time
  from absl.testing import parameterized
  from tensorflow.python.data.experimental.kernel_tests.service import test_base
  from tensorflow.python.data.experimental.ops import distributed_save_op
  from tensorflow.python.data.experimental.service import _pywrap_snapshot_utils
  from tensorflow.python.data.kernel_tests import test_base
  from tensorflow.python.data.ops import dataset_ops
  from tensorflow.python.data.ops import test_mode
  from tensorflow.python.framework import combinations
  from tensorflow.python.framework import errors
  from tensorflow.python.platform import test
label_desc: Use image node_id 1 for calling the SnapshotFtTest obj's underlying member method code with example usage: obj.setUp() without return types