python 发送邮件实例

#!/usr/bin/env python# -*- coding: UTF-8 -*- from email.mime.multipart import MIMEMultipartfrom email.mime.base import MIMEBasefrom email.mime.text import MIMEText # python 2.3.*: email.Utils email.Encodersfrom email.utils import COMMASPACE,formatdatefrom email import encoders import os #server['name'], server['user'], server['passwd']def send_mail(server, fro, to, subject, text, files=[]):     assert type(server) == dict     assert type(to) == list     assert type(files) == list      msg = MIMEMultipart()     msg['From'] = fro     msg['Subject'] = subject     msg['To'] = COMMASPACE.join(to) #COMMASPACE==', '     msg['Date'] = formatdate(localtime=True)     msg.attach(MIMEText(text))      for file in files:         part = MIMEBase('application', 'octet-stream') #'octet-stream': binary data         part.set_payload(open(file, 'rb'.read()))         encoders.encode_base64(part)         part.add_header('Content-Disposition', 'attachment; filename="%s"' % os.path.basename(file))         msg.attach(part)      import smtplib     smtp = smtplib.SMTP(server['name'])     smtp.login(server['user'], server['passwd'])     smtp.sendmail(fro,to,msg.as_string())     smtp.close()