python实现发送邮件

#_*_encoding:utf-8_*_
 
#script for python3.2
 
#-------------------------------------------------------------------------------
 
# Name:        发送邮件
 
# Purpose:
 
#
 
# Author:      QiuChangJie
 
#
 
# Created:     10/09/2012
 
# Copyright:   (c) cj.qiu 2012
 
# Licence:     <your licence>
 
#-------------------------------------------------------------------------------
 
 
import os
import smtplib
import mimetypes
from email.mime.multipart import MIMEMultipart
from email.mime.base import MIMEBase
from email.mime.text import MIMEText
from email.mime.audio import MIMEAudio
from email.mime.image import MIMEImage
from email.encoders import encode_base64
 
MAIL_163_USER = "[email?protected]"
MAIL_163_PWD = "test"
MAIL_YEAH_USER = "[email?protected]"
MAIL_YEAH_PWD = "test"
MAIL_GOOGLE_HOST = "smtp.gmail.com"
MAIL_163_HOST = "smtp.163.com"
MAIL_YEAH_HOST = "smtp.yeah.com"
 
RECIPIENT = ["[email?protected]"]
ATTACHMENTS = []
 
class QMail():
    def __init__(self,user,pwd,host):
        self.mail_user = user
        self.mail_pwd = pwd
        self.mail_server = smtplib.SMTP()
        self.mail_server.connect(host)
        self.mail_server.ehlo()
        self.mail_server.starttls()
        self.mail_server.ehlo()
        self.mail_server.login(self.mail_user,self.mail_pwd)
 
    def __del__(self):
        self.mail_server.close()
 
    def send_mail(self,recipient,subject,text,att_files=[]):
        msg = MIMEMultipart()
        msg["From"] = self.mail_user
        msg["Subject"] = subject
        msg["To"] = ",".join(recipient)
        msg.attach(MIMEText(text))
        if len(att_files) > 0:
            for file_name in att_files:
                msg.attach(self.get_attachment(file_name))
        self.mail_server.sendmail(self.mail_user,msg.as_string())
 
    def get_attachment(self,file_name):
        content_type,encoding = mimetypes.guess_type(file_name)
        if content_type is None or encoding is not None:
            content_type = "application/octet-stream"
        main_type,sub_type = content_type.split('/',1)
        file = open(file_name,"rb")
        if main_type == "text":
            attachment = MIMEText(file.read())
        elif main_type == 'message':
            attachment = email.message_from_file(file)
        elif main_type == 'image':
            attachment = MIMEImage(file.read(),_subType=sub_type)
        elif main_type == 'audio':
            attachment = MIMEAudio(file.read(),_subType=sub_type)
        else:
            attachment = MIMEBase(main_type,sub_type)
        attachment.set_payload(file.read())
        encode_base64(attachment)
        file.close()
        attachment.add_header('Content-Disposition','attachment',filename=os.path.basename(file_name))
        return attachment
 
def test():
    mail = QMail("[email?protected]","test",MAIL_163_HOST)
    mail.send_mail(["[email?protected]"],"sub_test","text_test",r"G:WorkSpaceDoingCMMI文档模板.dot")
 
if __name__ == '__main__':
    test()