code: def test_sort_device_spec_strings(self):
      device_spec_strings = []
      for task in [2, 3, 0, 1]:  # Intentionally permuted
          for device in range(8):
              device_spec_strings.append(
                  f"/job:trainer/replica:0/task:{task}/device:TPU:{device}"
              )
      sorted_specs = tpu_embedding_v2_utils._sort_device_spec_strings(
          device_spec_strings
      )
  
      self.assertEqual(sorted_specs, sorted(device_spec_strings))
  
imports: from absl.testing import parameterized
  from tensorflow.core.protobuf.tpu import tpu_embedding_configuration_pb2
  from tensorflow.python.compat import v2_compat
  from tensorflow.python.platform import test
  from tensorflow.python.tpu import tpu_embedding_v2_utils
label_desc: Use image node_id 1 for calling the TPUEmbeddingUtilityFunctionTest obj's underlying member method code with example usage: obj.test_sort_device_spec_strings() without return types