code: def update_position(self, newpos):
          '''update object position'''
          if getattr(self, 'trail', None) is not None:
              self.trail.update_position(newpos)
          self.latlon = newpos.latlon
          if hasattr(self, 'rotation'):
              self.rotation = newpos.rotatiof update_position(self, newpos):
          '''update object position'''
          if getattr(self, 'trail', None) is not None:
              self.trail.update_position(newpos)
          self.latlon = newpos.latlon
          if hasattr(self, 'rotation'):
              self.rotation = newpos.rotation
docs: update object position