code: def testBasic(self, num_workers, num_consumers):
      cluster = data_service_test_base.TestCluster(
          num_workers=num_workers
      )
      ds = self.make_coordinated_read_dataset(cluster, num_consumers)
      get_next = self.getNext(ds, requires_initialization=True)
      results = [self.evaluate(get_next()) for _ in range(100)]
      self.checkCoordinatedReadGroups(results, num_consumers)
      cluster.stop_workers()
  
file_path: tensorflow/tensorflow/python/data/experimental/kernel_tests/service/coordinated_read_test.py
imports: from absl.testing import parameterized
  from tensorflow.python.data.experimental.kernel_tests.service import test_base
  from tensorflow.python.data.experimental.ops import grouping
  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.framework import errors
  from tensorflow.python.ops import math_ops
  from tensorflow.python.platform import test
label_desc: Use image node_id 1 for calling the CoordinatedReadTest obj's underlying member method code with example usage: obj.testBasic(num_workers, num_consumers) without return types