code: def testTupleSerialization(self):
      tuple_original = default_types.Tuple(
          default_types.Literal(1),
          default_types.Literal(2),
          default_types.Literal(3),
      )
  
      self.assertEqual(
          str(tuple_original),
          "Tuple[Literal[1], Literal[2], Literal[3]]",
      )
      self.assertEqual(
          serialization.deserialize(
              serialization.serialize(tuple_original)
          ),
          tuple_original,
      )
  
imports: import collections
  from tensorflow.core.function.trace_type import default_types
  from tensorflow.core.function.trace_type import serialization
  from tensorflow.python.platform import test
  from tensorflow.python.types import trace
label_desc: Use image node_id 7 for calling the DefaultTypesTest obj's underlying member method code with example usage: obj.testTupleSerialization() without return types