code: def testBasicFunction(self):
      queue = data_flow_ops.FIFOQueue(10, dtypes.int64)
  
      @def_function.function
      def fn():
          with ops.device(self._devices[0]):
              dataset = dataset_ops.Dataset.range(10)
          iterator = multi_device_iterator_ops.OwnedMultiDeviceIterator(
              dataset, [self._devices[1], self._devices[2]]
          )
          for _ in range(5):
              el0, el1 = next(iterator)
              queue.enqueue(el0)
              queue.enqueue(el1)
  
      fn()
  
      for i in range(10):
          self.assertEqual(queue.dequeue().numpy(), i)
  
imports: from absl.testing import parameterized
  import numpy
  from tensorflow.python.data.experimental.ops import testing
  from tensorflow.python.data.kernel_tests import test_base
  from tensorflow.python.data.ops import dataset_ops
  from tensorflow.python.data.ops import from_generator_op
  from tensorflow.python.data.ops import multi_device_iterator_ops
  from tensorflow.python.data.ops import options
  from tensorflow.python.eager import cancellation
  from tensorflow.python.eager import context
  from tensorflow.python.eager import def_function
  from tensorflow.python.eager import executor
  from tensorflow.python.framework import combinations
  from tensorflow.python.framework import dtypes
  from tensorflow.python.framework import errors
  from tensorflow.python.framework import ops
  from tensorflow.python.framework import tensor_spec
  from tensorflow.python.ops import data_flow_ops
  from tensorflow.python.platform import test
label_desc: Use image node_id 3 for calling the OwnedMultiDeviceIteratorTest obj's underlying member method code with example usage: obj.testBasicFunction() without return types