Python发邮件带附件

import os
import sys
from smtplib import SMTP
from email.MIMEMultipart import MIMEMultipart
from email.mime.application import MIMEApplication
import time

def sendFildByMail(config):

    print 'Preparing...', 

    message = MIMEMultipart( ) 
    message['from'] = config['from'] 
    message['to'] = config['to'] 
    message['Reply-To'] = config['from'] 
    message['Subject'] = config['subject'] 
    message['Date'] = time.ctime(time.time()) 

    message['X-Priority'] =  '3' 
    message['X-MSMail-Priority'] =  'Normal' 
    message['X-Mailer'] =  'Microsoft Outlook Express 6.00.2900.2180' 
    message['X-MimeOLE'] =  'Produced By Microsoft MimeOLE V6.00.2900.2180' 

    #注意这一段
    f=open(config['file'], 'rb') 
    file = MIMEApplication(f.read())
    f.close()
    file.add_header('Content-Disposition', 'attachment', filename= os.path.basename(config['file'])) 
    message.attach(file) 

    print 'OK' 
    print 'Logging...', 

    smtp = SMTP(config['server'], config['port'])
    smtp.ehlo()
    smtp.starttls()
    smtp.ehlo()
    smtp.login(config['username'], config['password'])

    print 'OK'
    print 'Sending...',

    smtp.sendmail (config['from'], [config['from'], config['to']], message.as_string())

    print 'OK'

    smtp.close()

    time.sleep(1)

if __name__ == "__main__":
    if len(sys.argv) < 2: 
        print 'Usage: python %s <file path>' % os.path.basename(sys.argv[0]) 
        #sys.exit(-1) 
    else:
        #587,  25
        sendFildByMail({ 
            'from': "xxx@xxx.com",
            'to': 'xxx@xxx.com', 
            'subject': '[pysend]Send file %s' % sys.argv[1], 
            'file': sys.argv[1], 
            'server': 'smtp.xxx.com', 
            'port': 587,
            'username': 'username', 
            'password': 'password'})
    wait=raw_input("end.")