import yamail

password="amyli1499"
host="smtp.163.com"　　#smtp.qq.com   

user="meiyanshandong@163.com"
to = ["zhangmeiyan01@renmaitech.com"]
cc = ["549541889@qq.com"]

def send_mail(subject,content,files=None):
    smtp = yamail.SMTP(host=host,
                       user=user,
                       password=password,
                       )
    smtp.send(to=to, cc=cc, subject=subject, contents=content, attachments=files)

if __name__ == "__main__":
    file= '../Mia.jpg'
    send_mail("sub test","新年好",file)