code: def move(self, point, reverse=False):
          
          if reverse:
              point = [-1 * i for i in point]
          return Box(self.x + point[0], self.y + point[1], self.width, self.height)
docs: Translates the box by given (tx, ty)
  
          :param point: (tx, ty)
          :param reverse: If true, the translation direction is reversed. ie. (-tx, -ty)
          :return: New translated box