python实现发送邮件

#!/usr/bin/env python
# coding=utf-8
import smtplib
from email.mime.text import MIMEText

mail_to_list=["openstack@126.com"]
mail_host="smtp.126.com"
mail_user="linux"
mail_pass="password"
mail_postfix="126.com"

def send_mail(to_list,sub,content):
    me=mail_user+"<"+mail_user+"@"+mail_postfix+">"
    msg=MIMEText(content)
    msg[‘Subject‘]=sub
    msg[‘From‘]=me
    msg[‘To‘]=";".join(to_list)
    try:
        s = smtplib.SMTP()
        s.connect(mail_host)
        s.login(mail_user,mail_pass)
        s.sendmail(me, to_list, msg.as_string())
        s.close()
        return True
    except Exception, e:
        print str(e)
        return False
if __name__ == ‘__main__‘:
    if send_mail(mail_to_list,"this is sub","This is content"):
        print "ok"
    else:
        print "fail"