Python3.4 远程操控电脑(开关机)

import poplib
import sys
import smtplib
from email.mime.text import MIMEText
import os
from email.header import decode_header
import email
import time
def check_email():
    try:
        p = poplib.POP3('pop.163.com')
        p.user('*****@163.com')
        p.pass_('*******')
        ret = p.stat()
    except:
        print('Login failed!')
        sys.exit(1)
    str = p.top(ret[0], 0)
    strlist = []
    for x in str[1]:
            try:
                strlist.append(x.decode())
            except:
                try:
                    strlist.append(x.decode('gbk'))
                except:
                    strlist.append((x.decode('big5')))
    mm = email.message_from_string('\n'.join(strlist))
    sub = decode_header(mm['subject'])
    if sub[0][1]:
        submsg = sub[0][0].decode(sub[0][1])
    else:
        submsg = sub[0][0]
    if subm