pip install yagmail

import yagmail

#链接邮箱服务器
yag = yagmail.SMTP( user="user@126.com", password="1234", host='smtp.126.com')

# 邮箱正文
contents = ['This is the body, and here is just text http://somedomain/image.png',
      'You can find an audio file attached.', '/local/path/song.mp3']

# 发送邮件
yag.send('taaa@126.com', 'subject', contents)

# 发送邮件
yag.send(['aa@126.com','bb@qq.com','cc@gmail.com'], 'subject', contents)

# 发送邮件
yag.send('aaaa@126.com', '发送附件', contents, ["d://log.txt","d://baidu_img.jpg"])