<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 async def _reset_vector(self):
 """Background task to initialize this system in the event loop."""


        self._logger.debug("sensor_graph subsystem task starting")

        # If there is a persistent sgf loaded, send reset information.

        self.initialized.set()

        while True:
            stream, reading = await self._inputs.get()

            try:
                await process_graph_input(self.graph, stream, reading, self._executor)
                self.process_streamers()
            except:  #pylint:disable=bare-except;This is a background task that should not die
                self._logger.exception("Unhandled exception processing sensor_graph input (stream=%s), reading=%s", stream, reading)
            finally:
                self._inputs.task_done()