def METHOD_NAME(self):
    pylab.figure(facecolor='w')
    for k in range(len(self.boxes)):
        box = self.boxes[k]
        x,y = box.position
        w,h = box.size
        pylab.fill([x, x, x + w, x + w],
                   [y, y+h, y+h, y],
                   facecolor = '#D0D0D0')
        pylab.text(x+.5*w, y+.5*h, "%d" %(k+1))
    x,y = self.size
    pylab.axis([0, x, 0, y])
    pylab.xticks([])
    pylab.yticks([])
    pylab.METHOD_NAME()