code: def testPersistenceOptionsSetInsideFunction(self):
      @def_function.function
      def fn(dataset):
          options = options_lib.Options()
          options.experimental_slack = True
          dataset = dataset.with_options(options)
          dataset = dataset.map(lambda x: 10 * x)
          return dataset
  
      dataset = dataset_ops.Dataset.range(5)
      dataset = fn(dataset)
      result = dataset_ops.Dataset._options_tensor_to_options(
          self.evaluate(dataset._options())
      )
      self.assertTrue(result.experimental_slack)
  
imports: from absl.testing import parameterized
  from tensorflow.core.framework import dataset_options_pb2
  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 options
  from tensorflow.python.eager import context
  from tensorflow.python.eager import def_function
  from tensorflow.python.framework import combinations
  from tensorflow.python.platform import test
label_desc: Use image node_id 18 for calling the OptionsTest obj's underlying member method code with example usage: obj.testPersistenceOptionsSetInsideFunction() and returns: dataset