send mail using python

sendmail_unkwnown_ip.py

#!/usr/bin/python
# -*- coding:utf-8 -*-

import smtplib
from email.MIMEMultipart import MIMEMultipart
from email.MIMEBase import MIMEBase
from email.MIMEText import MIMEText
from email import Encoders
from email import Utils
from email.header import Header
import os
import sys
import time

smtp_server  = "SMTP 서버 주소"
port = "SMTP 포트번호"
userid = "SMTP 계정"
passwd = "SMTP 비밀번호"

def send_mail(from_user, to_user, cc_users, subject, text, attach):
        COMMASPACE = ", "
        msg = MIMEMultipart("alternative")
        msg["From"] = from_user
        msg["To"] = COMMASPACE.join(to_user)
        msg["Cc"] = COMMASPACE.join(cc_users)
        msg["Subject"] = Header(s=subject, charset="utf-8")
        msg["Date"] = Utils.formatdate(localtime = 1)
        msg.attach(MIMEText(text, "html", _charset="utf-8"))

        if (attach != None):
                part = MIMEBase("application", "octet-stream")
                part.set_payload(open(attach, "rb").read())
                Encoders.encode_base64(part)
                part.add_header("Content-Disposition", "attachment; filename=\"%s\"" % os.path.basename(attach))
                msg.attach(part)

        smtp = smtplib.SMTP(smtp_server, port)
        smtp.login(userid, passwd)
        smtp.sendmail(from_user, cc_users, msg.as_string())
        smtp.close()

now = time.localtime()
now = "%04d-%02d-%02d %02d:%02d:%02d" % (now.tm_year, now.tm_mon, now.tm_mday, 

now.tm_hour, now.tm_min, now.tm_sec)

message = "<h2>알수 없는 IP 접근</h2> [%s] from  <font color='red'>%s</font> " % (now, sys.argv[1])
send_mail("발송 이메일주소", ["수신자 이메일주소"], ["공동참조자 이메일주소"], "알수 없는 IP 접근 리포트", message,  None)