code: def test_iterator_next_multiple_calls(self):
      self.assertFunctionMatchesEager(
          iterator_next_multiple_calls, self.ds
      )
  
imports: import tensorflow
  from tensorflow.python.autograph.tests import reference_test_base
label_desc: Use image node_id 13 for calling the ReferenceTest obj's underlying member method code with example usage: obj.test_iterator_next_multiple_calls() without return types