for x in cars:
print (x)
for y in cars[x]:
print (y,':',cars[x][y])
输出:
A
color : 2
speed : 70
B
color : 3
speed : 60
如何在Python中逐行打印字典?
for x in cars:
print (x)
for y in cars[x]:
print (y,':',cars[x][y])
输出:
A
color : 2
speed : 70
B
color : 3
speed : 60