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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 reset(self):
 """Clear the sensorgraph from RAM and flash."""


        self.persisted_exists = False
        self.persisted_nodes = []
        self.persisted_streamers = []
        self.persisted_constants = []
        self.graph.clear()

        self.streamer_status = {}