python的邮件模块smtplib&email

import smtplib
import string
from email.mime.text import MIMEText

def send_mail(host, sender, sender_passwd, receiver, content_file, port="25"):
    # print "create smtp object"
    server = smtplib.SMTP()
    # print "conncect smtp server..."
    server.connect(host, port)
    # print "login smtp server..."
    server.login(sender, sender_passwd)
    # print "read content file..."
    fp = open(content_file, ‘r‘)
    content = fp.read()
    fp.close()
    msg = MIMEText(content, "html", "utf-8")
    msg[‘Subject‘] = "BiaoTi"        # 标题也可以放进外部变量里，
    msg[‘From‘] = sender
    msg[‘To‘] = receiver
    try:
        server.sendmail(sender, receiver, msg.as_string())
        print "发送成功！"
    except Exception, e:
        print "发送失败：" + str(e)
    server.quit()

send_mail("smtp.xxxx.com", "[email protected]", "123456", "[email protected]", "mail.txt")

邮件内容文件(自写的html格式文件)：

<h1>Hello World</h1>

<hr color="blue">

Nice to meet you, Henry.

<b> This is my first smtplib email.</b>

ok, say Hi.

Byebye

123456

<br />

654321

最后收到的邮件显示如下：

python的邮件模块smtplib&email