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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 light_travel_time_to_detector(self, det):
 """ Return the light travel time from this detector Parameters det: Detector The other detector to determine the light travel time to. Returns ------- time: float The light travel time in seconds """

        d = self.location - det.location
        return float(d.dot(d)**0.5 / constants.c.value)