class_docstr: Test tf.data service cluster.
class_docstr_tok: ["Test","tf.data","service","cluster","."]
code: def dispatcher_address(self):
      return self.dispatcher.target.split("://")[1]
  
imports: import tempfile
  from tensorflow.core.protobuf import service_config_pb2
  from tensorflow.python.data.experimental.ops import data_service_ops
  from tensorflow.python.data.experimental.service import server_lib
  from tensorflow.python.data.kernel_tests import test_base
  from tensorflow.python.data.ops import dataset_ops
  from tensorflow.python.framework import combinations
  from tensorflow.python.framework import dtypes
  from tensorflow.python.ops import math_ops
  from tensorflow.python.platform import googletest
label_desc: Use image node_id 2 for calling the TestCluster obj's underlying member method code with example usage: obj.dispatcher_address() and returns: self