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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 get_latlon(self, use_cached=True):


        device_json = self.get_device_json(use_cached)
        lat = device_json.get("dpMapLat")
        lon = device_json.get("dpMapLong")
        return (float(lat) if lat else None,
                float(lon) if lon else None, )