code: def main():
    
    engine.Network.registerPyRegion(__name__,
                                      SerializationTestPyRegion.__name__)
  
    try:
      _runTest()
    finally:
      engine.Network.unregisterPyRegion(SerializationTestPyRegion.__name__)
docs: Measure capnp serialization performance of a network containing a simple
    python region that in-turn contains a Random instance.