def get_front_average_point(self, left_border, right_border):
     array = Utils.get_carts_in_range(left_border, right_border, self.get_msg_laser(), Utils.FRONT)
     return Utils.array_average_point(array)
 def get_side_average_point(self, back_border, front_border):
     array = Utils.get_carts_in_range(back_border, front_border, self.get_msg_laser(), Utils.SIDE)
     if DEBUG:
         #rospy.logdebug("side_array: =%s", array)
         pass
     return Utils.array_average_point(array)