# -*- coding: utf-8 -*-
#!python
import signal

class InputTimeoutError(Exception):
    pass

def interrupted(signum, frame):
    raise InputTimeoutError


signal.signal(signal.SIGALRM, interrupted)
signal.alarm(10)

try:
    name = input('请在10秒内输入你的名字：')
except InputTimeoutError:
    print('\ntimeout')
    name = '无名'

signal.alarm(0)  # 读到输入的话重置信号
print('你的名字是：%s' % name)