1 #!/usr/bin/env python 2 #coding=utf-8 3 #Author: Ca0Gu0
 4 import time 5 import smtplib 6 from email.mime.text import MIMEText 7  8 class MailCli(object): 9     def __init__(self):10         self.s = smtplib.SMTP()             #類實例化11         12     def connect(self, host=None, port=25):13         self.s.connect(host, port)          #連接郵件服務器14         15     def login(self, user=None, passwd=None):16         self.user = user17         self.s.login(user, passwd)          #登陸帳戶跟密碼18         19         20     def send(self, subject=None, content=None, to=None):21         froms = self.user+'<%s>' %(self.user)22         msg = MIMEText(content)             #處理發件內容23         msg['Subject'] = subject            #處理發件主題24         msg['From'] = froms                 #處理發件人地址25         msg['To'] = to                      #處理收件人地址   26         self.s.sendmail(froms, to, msg.as_string())   #發送郵件內容27         return "OK"28         29     def close(self):30         self.s.close()                                     #退出登陸31         return '0'                                        #顯示發信成功32 33 34 if __name__ == "__main__":35     host = "mail.xxx.com"36     port = 2537     user = "caoguo@xxx.com"38     passwd = "passWord"39     to = "caoguo@163.com"40 41     r=MailCli()42     r.connect(host=host,port=port)43     r.login(user=user, passwd=passwd)44     45     for i in range(10):                                  #連續發生10封郵件46         47         subject = "Testing SMTP Authentication "+ str(i)48         content = "This mail tests SMTP Authentication" + str(i)49         returns = r.send(subject=subject, content=content, to=to)50         PRint time.strftime("%Y-%m-%d %H:%M:%S",time.localtime(time.time())),returns51     r.close()