题目：下列代码的输出结果是( )丨def fun(): print(0)
def fun():

print(0)

i=0

while i < 3:

i+=1

yield i

x=fun()

y=(i for i in x)

print(list(y))

A、[0,1,2,3]

B、0 [1,2,3]

C、0 1 2 3

D、[1,2,3]

标准答案：B