python之异常处理

class NameTooLongError(Exception):
    pass
class NameTooShortError(Exception):
    pass

def inputname():
    name = input(‘请输入姓名：‘)
    if len(name) > 11:
        raise NameTooLongError()
    if len(name) < 6:
        raise  NameTooShortError()
    return name

try:
    ret = inputname()
except NameTooShortError:
    print("name太短了！")
except NameTooLongError:
    print("name太长了！")