139邮箱发送邮件时候，zmail.server(from_mail,pwd) 该pwd可以不用是授权码，是密码就可以

server=zmail.server(from_mail,pwd)

https://blog.csdn.net/weixin_50181817/article/details/109379805

https://blog.csdn.net/weixin_30501857/article/details/99321232