[Python知识库]python day09 异常处理

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try:
    a = int(input("num1:")) // int(input("num2:"))
except BaseException as e:
    print(e)
    f1 = open("D:/pythonStudy/day09/a.txt","a")
    f1.write(str(e))
else:
    print("未发生错误")
finally:
    print("最后一定会执行的操作")

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import traceback

try:
    f1 = open("D:/pythonStudy/day09/a.txt","a")
    a = int(input("num1:"))//int(input("num2:"))
    print(a)
except:

    traceback.print_exc(file=f1)

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class AgeError(Exception):
    def __init__(self,errorInfo):
        Exception.__init__(self)
        self.errorInfo = errorInfo
    def __str__(self):
        return "年龄错误"
    

if __name__ =="__main__":
    age = int(input("输入一个年龄"))
    if age<1 or age>150:
        raise AgeError(age)
    else:
        print(age)

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