try:print(1/0)
except ValueError: print("ValueError")
except ZeroDivisionError: print("ZeroDivisionError")
except Exception as result: print("未知错误")
else:print("无异常才执行")
finally:print("无论有没有异常都要执行")
def raiseException(count):if count==1:raise Exception("不能为1的异常")print(count)
try:raiseException(1)
except Exception as result:print(result)