魔法桥梁

import mcpi.minecraft as mmc
import random as r
mc = mmc.Minecraft.create()
block = [89,165,20,35,41,57]
while 1:
    x,y,z = mc.player.getTilePos()
    lst = []
    pos = []
    for __ in range(3):
        for _ in range(3):
            lst.append(mc.getBlock((x+1)-_,y-1,(z+1)-__))
            pos.append(((x+1)-_,y-1,(z+1)-__))
    for i in range(9):
        if lst[i] == 0:
            bid = r.choice(block)
            mc.setBlock(pos[i][0],pos[i][1],pos[i][2],bid)