python 发邮件程序

#!/usr/bin/python
# -*- coding: utf-8 -*-
 
import email
import mimetypes
from email.MIMEMultipart import MIMEMultipart
from email.MIMEText import MIMEText
from email.MIMEImage import MIMEImage
from email.Utils import COMMASPACE, formatdate
import smtplib
 
def sendEmail(authInfo, fromAdd, toAdd, subject, plainText, htmlText):
 
        assert type(toAdd)==list
    strFrom = fromAdd
        #strTo = ', '.join(toAdd)
 
        server = authInfo.get('server')
        user = authInfo.get('user')
        passwd = authInfo.get('password')
 
        if not (server and user and passwd) :
                print 'incomplete login info, exit now'
                return
 
        # 设定root信息
        msgRoot = MIMEMultipart('related')
        msgRoot['Subject'] = subject
        msgRoot['From'] = strFrom
        #msgRoot['To'] = strTo
    msgRoot['To'] = COMMASPACE.join(toAdd)
        msgRoot.preamble = 'This is a multi-part message in MIME format.'
 
        # Encapsulate the plain and HTML versions of the message body in an
        # 'alternative' part, so message agents can decide which they want to display.
        msgAlternative = MIMEMultipart('alternative')
        msgRoot.attach(msgAlternative)
 
        #设定纯文本信息
        msgText = MIMEText(plainText, 'plain', 'utf-8')
        msgAlternative.attach(msgText)
 
        #设定HTML信息
        msgText = MIMEText(htmlText, 'html', 'utf-8')
        msgAlternative.attach(msgText)
 
       #设定内置图片信息
       # fp = open('test.jpg', 'rb')
       # msgImage = MIMEImage(fp.read())
       # fp.close()
       # msgImage.add_header('Content-ID', '')
       # msgRoot.attach(msgImage)
 
       #发送邮件
        smtp = smtplib.SMTP()
       #设定调试级别，依情况而定
        smtp.set_debuglevel(1)
        smtp.connect(server)
        smtp.login(user, passwd)
        #smtp.sendmail(strFrom, strTo, msgRoot.as_string())
    smtp.sendmail(strFrom, toAdd, msgRoot.as_string())
        smtp.quit()
        return
 
if __name__ == '__main__' :
        authInfo = {}
        authInfo['server'] = 'smtp.server.com'
        authInfo['user'] = 'myid'
        authInfo['password'] = 'mypassword'
        fromAdd = '[e-mail]'
        toAdd = ['[e-mail]', '[e-mail]']
        subject = 'title'
        plainText = 'body'
        htmlText = 'HTMLboyd'
        sendEmail(authInfo, fromAdd, toAdd, subject, plainText, htmlText)