gistfile1.py

#!/usr/bin/env python3
#coding: utf-8
import smtplib, argparse, os
from email.mime.text import MIMEText
from email.header import Header


class Config:
    def __init__(self):
        fn = os.path.join(os.path.abspath(os.path.split(__file__)[0]), "mail.conf")
        print "Reading configuration from %s" % fn
        for line in open(fn).readlines():
            line = line.strip()
            if not line or line.find('#') != -1:
                continue
            key, value = [x.strip() for x in line.split("=", 2)]
            setattr(self, key, value)
    def get_args(self):
        parser = argparse.ArgumentParser()
        parser.add_argument("-s", "--subject", help="what subject do you want ?", default='')
        parser.add_argument("-r", "--receiver", help="Who do you want to send the message?", default='')
        parser.add_argument("-m", "--message", help="what the message is ?", default='')
        return parser.parse_args()

def main():
    conf = Config()
    args = conf.get_args()
    msg = MIMEText(args.message,'plain','utf-8') #中文需参数‘utf-8’，单字节字符不需要
    msg['Subject'] = Header(args.subject, 'utf-8')

    smtp = smtplib.SMTP()
    smtp.connect(conf.smtpserver)
    smtp.login(conf.username, conf.password)
    smtp.sendmail(conf.sender, args.receiver, msg.as_string())
    smtp.quit()
if __name__ == '__main__':
    main()