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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:
 async def initialize(self, timeout=2.0):
 """Launch any background tasks associated with this subsystem. This method will synchronously await self.initialized() which makes sure that the background tasks start up correctly. """


        if self.initialized.is_set():
            raise InternalError("initialize called when already initialized")

        self._emulator.add_task(8, self._reset_vector())

        await asyncio.wait_for(self.initialized.wait(), timeout=timeout)