python smtp发送邮件

import smtplib
# qianxiao996精心制作
#博客地址：https://blog.csdn.net/qq_36374896
from email.mime.multipart import MIMEMultipart
from email.mime.text import MIMEText
from email.mime.application import MIMEApplication

def send_mail(to_list, sub, content):  # to_list：收件人；sub：主题；content：邮件内容
  mail_host = \"smtp.qq.com\"  # 设置服务器
  mail_user = \"qianxiao996@qq.com\"  # 用户名
  mail_pass = \"qneiazqazyyldgjj\"  # 口令
  mail_postfix = \"@qq.com\"  # 发件箱的后缀

  me = \"发送者\" + \"<\" + mail_user + \"@\" + mail_postfix + \">\"  # 这里的hello可以任意设置，收到信后，将按照设置显示
  msg = MIMEMultipart()
  msg[\'Subject\'] = sub  # 设置主题
  msg[\'From\'] = me  #发送者
  msg[\'To\'] = \";\".join(to_list) #接收者
  # ---邮件正文---
  part = MIMEText(content,_charset=\'gb2312\')  #将错误文件内容做为邮件正文内容
  msg.attach(part)

  # # txt类型附件
  # part = MIMEApplication(open(send_file, \'rb\').read())
  # part.add_header(\'Content-Disposition\', \'attachment\', filename=\"error_log.txt\")
  # msg.attach(part)
  try:
    s = smtplib.SMTP()
    s.connect(mail_host)  # 连接smtp服务器
    s.login(mail_user, mail_pass)  # 登陆服务器
    s.sendmail(me, to_list, msg.as_string())  # 发送邮件
    s.close()
    return True
  except Exception as e:
    print(str(e))
    return False

if __name__ == \'__main__\':


    receive_email =[\'qianxiao996@126.com\']
    send_mail(receive_email,\'标题\',\'zhengwen\')
    #