demo06.py 文件源码

def main():
    colorama.init()
    # gratuitous use of lambda.
    pos = lambda y, x: '\x1b[%d;%dH' % (y, x)
    # draw a white border.
    print(Back.WHITE, end='')
    print('%s%s' % (pos(MINY, MINX), ' '*MAXX), end='')
    for y in range(MINY, 1+MAXY):
        print('%s %s ' % (pos(y, MINX), pos(y, MAXX)), end='')
    print('%s%s' % (pos(MAXY, MINX), ' '*MAXX), end='')
    # draw some blinky lights for a while.
    for i in range(PASSES):
        print('%s%s%s%s%s' % (pos(randint(1+MINY,MAXY-1), randint(1+MINX,MAXX-1)), choice(FORES), choice(BACKS), choice(STYLES), choice(CHARS)), end='')
    # put cursor to top, left, and set color to white-on-black with normal brightness.
    print('%s%s%s%s' % (pos(MINY, MINX), Fore.WHITE, Back.BLACK, Style.NORMAL), end='')