当前位置：首页 > article >正文

Python基础合集练习22 (错误与异常处理语句2)

article 2024/11/15 8:50:19

‘’’
try:
语句块
except:
语句块2
else
‘’’

class Mobe1():
def init(self) -> None:
pass

def mob1(self):
    while True:
        try:
            num = int(input('请输入一个数: '))
            result = 50 / num
            print(result)
            print('50/{0}={1}'.format(num, result))
        except (ZeroDivisionError, ValueError) as e:  # 将可能出错的异常放在一起
            print('程序错误,原因是: ', e)
        else:
            print('没有出现任何异常,程序顺利执行完毕!')
            exit()  # 退出

‘’’
try:
语句块
except:
语句块2
finally:
语句块3
‘’’

class Mobe2():
def init(self) -> None:
pass

def mob(self):
    num1 = int(input('请输入一个数: '))
    i = 90
    try:
        resu = i / num1
        print(resu)
        print('{0}/{1}={2}'.format(i, num1, resu))
    except (ZeroDivisionError, ValueError) as e:
        print('程序出错,原因是: ', e)
    finally:  # 一定会执行的语句
        print('无论如何都会执行的语句')

mobe1 = Mobe1()
mobe2 = Mobe2()
mobe2.mob()
mobe1.mob1()