Python代码!

e = 0
error_list = []
mode = 1 # 1=圆，2=圆柱
i = 3.14

while True:
if mode == 1:
print("\n当前：圆（周长/面积）")
else:
print("\n当前：圆柱（表面积/体积）")

r = input("半径？(stop=退出, miss=切换)")
if r == "stop":
break
if r == "miss":
mode = 2 if mode == 1 else 1
continue

try:
r = float(r)
if mode == 1:
print(r*i*2, "是周长")
print(r*r*i, "是面积")
else:
h = float(input("高是多少？"))
s = 2*i*r*r + 2*i*r*h
v = r*r*i*h
print(s, "是表面积")
print(v, "是体积")
except:
e += 1
error_list.append(r)
if e < 5:
print("❌ 请输入有效数字")
else:
print("😡😡😡你是故意的吧？")
print(error_list, "是数字吗？")
break
计算圆柱和圆形的各种数据