class_docstr: Tests for distributed save/load with the new load algorithm.
  
  TODO(b/297930782): Add fault tolerance tests.
code: def test_enumerate(self, num_workers: int):
      test_snapshot = TestSnapshot()
      cluster = data_service_test_base.TestCluster(num_workers)
      dataset = dataset_ops.Dataset.from_tensor_slices(["a", "b", "c"])
      dataset = dataset.repeat(3)
      dataset = dataset.enumerate()
      self.evaluate(
          distributed_save_op.distributed_save(
              dataset, test_snapshot.path, cluster.dispatcher_address()
          )
      )
  
      dataset = load_op._load_distributed_snapshot_v2(
          test_snapshot.path
      )
      indexes, elements = map(
          list, zip(*self.getDatasetOutput(dataset))
      )
      if num_workers == 1:
          self.assertCountEqual(indexes, list(range(9)))
      self.assertCountEqual(elements, [b"a", b"b", b"c"] * 3)
  
imports: import os
  import shutil
  import tempfile
  import threading
  import time
  from typing import Callable, Optional
  from absl.testing import parameterized
  import numpy
  from tensorflow.python.data.experimental.kernel_tests.service import test_base
  from tensorflow.python.data.experimental.ops import data_service_ops
  from tensorflow.python.data.experimental.ops import distributed_save_op
  from tensorflow.python.data.kernel_tests import checkpoint_test_base
  from tensorflow.python.data.kernel_tests import test_base
  from tensorflow.python.data.ops import dataset_ops
  from tensorflow.python.data.ops import load_op
  from tensorflow.python.framework import combinations
  from tensorflow.python.framework import errors
  from tensorflow.python.ops import array_ops
  from tensorflow.python.platform import googletest
  from tensorflow.python.platform import test
label_desc: Use image node_id 6 for calling the DistributedSaveLoadTest obj's underlying member method code with example usage: obj.test_enumerate(num_workers) without return types