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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def main():
 """Measure capnp serialization performance of a network containing a simple python region that in-turn contains a Random instance. """

  engine.Network.registerPyRegion(__name__,
                                    SerializationTestPyRegion.__name__)

  try:
    _runTest()
  finally:
    engine.Network.unregisterPyRegion(SerializationTestPyRegion.__name__)