python通过SMTPLIB发送邮件

#!/USR/BIN/PYTHON
import smtplib,string


class SendMail:
        def __init__(self,smtpServer,user="",passwd=""):
                self.smtpServer=smtpServer
                self.user=user
                self.passwd=passwd

        def sendmail(self,fromAddr,toAddr,subject,msg):
                server=smtplib.SMTP(self.smtpServer)


  if len(self.user)!=0 and len(self.passwd)!=0:
   server.login(self.user,self.passwd)
                body=string.join((
                        "FROM: %s" %fromAddr,
                        "TO: %s" %toAddr,
                        "Subject: %s" %subject,
                        "",
                        msg),"\r\n")

                server.sendmail(fromAddr,toAddr,body)
                server.quit()

if __name__ == "__main__":
 smDemo=SendMail("192.168.1.100","wuweixin","wwx's passwd")
 smDemo.sendmail("[e-mail]","[e-mail]","SendMail Test","Just Test")