class_docstr: Tests auto-sharding datasets with tf.data service.
class_docstr_tok: ["Tests","auto-sharding","datasets","with","tf.data","service","."]
code: def testWorkerNotFound(self):
      worker_addresses = [f"fake_worker_{i}" for i in range(5)]
      with self.assertRaisesRegex(
          RuntimeError, "The worker's address is not configured"
      ):
          _ = _make_service_cluster(
              num_workers=5,
              local_shard_index=0,
              worker_addresses=worker_addresses,
          )
  
imports: from absl.testing import parameterized
  from tensorflow.core.protobuf import data_service_pb2
  from tensorflow.python.data.experimental.kernel_tests.service import multi_process_cluster
  from tensorflow.python.data.experimental.kernel_tests.service import test_base
  from tensorflow.python.data.experimental.kernel_tests.service.multi_process_cluster import MultiProcessCluster
  from tensorflow.python.data.experimental.ops import data_service_ops
  from tensorflow.python.data.experimental.ops import distribute
  from tensorflow.python.data.kernel_tests import test_base
  from tensorflow.python.data.kernel_tests import tf_record_test_base
  from tensorflow.python.data.ops import dataset_ops
  from tensorflow.python.data.ops import readers
  from tensorflow.python.framework import combinations
  from tensorflow.python.framework import errors
label_desc: Use image node_id 30 for calling the AutoShardTest obj's underlying member method code with example usage: obj.testWorkerNotFound() without return types