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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 intersection_box(box1, box2):
 """ Finds an intersection box that is common to both given boxes. :param box1: Box object 1 :param box2: Box object 2 :return: None if there is no intersection otherwise the new Box """

        b1_x2, b1_y2 = box1.bottom_right()
        b2_x2, b2_y2 = box2.bottom_right()

        x, y = max(box1.x, box2.x), max(box1.y, box2.y)
        x2, y2 = min(b1_x2, b2_x2), min(b1_y2, b2_y2)
        w, h = max(0, x2-x), max(0, y2-y)
        return Box(x, y, w, h)