def tuzi_number(month):#range函数包前不包后tuzi = [1,1]for i in range(1,month-1):if month <3:break#当month=4的时候，i= 1，2，然后x = tuzi数列的相加else:x= tuzi[i-1]+tuzi[i]tuzi.append(x)print(tuzi)
tuzi_number(4)
#[1, 1, 2, 3, 5, 8, 13, 21, 34, 55]