机器人运动例子

moves=['up','left','down','right','right']

def move_up(x):
    x[1]+=1

def move_left(x):
    x[1]-=1

def move_down(x):
     x[1] -= 1

def move_right(x):
     x[1] += 1
actions={
    'up' : move_up,
    'left':move_left,
    'down':move_down,
    'right':move_right
    }

coord=[0,0]

for move in moves:
    actions[move](coord)
    print (coord)