def send_163_mail(user, pwd, from_addr, to_addr, subject, content):
server = smtplib.SMTP_SSL('smtp.163.com', 465)
server.login(user, pwd) # XXX为用户名,XXXXX为密码
server.sendmail(msg['from'], msg['to'], msg.as_string())
except smtplib.SMTPConnectError:
print('SMTPConnectError')