python发送带附件的邮件

import smtplib from email.mime.text import MIMEText from email.mime.multipart import MIMEMultipart from email.header import Header # 第三方 SMTP 服务 mail_host="smtp.sina.com" #设置服务器 mail_user="hanliangwei123@sina.com" #用户名 mail_pass="**********" #密码 sender = 'hanliangwei123@sina.com' receivers = ['835126606@qq.com'] #创建一个带附件的实例 message = MIMEMultipart() subject = 'Python SMTP 带附件邮件测试' #主题 message['Subject'] = Header(subject, 'utf-8') # 构造附件1，传送当前目录下的 1.MP3 文件 att = MIMEText(open('1.mp3', 'rb').read(), 'base64', 'utf-8') att["Content-Type"] = 'application/octet-stream' # 这里的filename可以任意写，写什么名字，邮件中显示什么名字 att["Content-Disposition"] = 'attachment; filename="1.mp3"' message.attach(att) #邮件正文内容 message.attach(MIMEText('这是Python 带附件的邮件发送测试……', 'plain', 'utf-8')) try: smtpObj = smtplib.SMTP() smtpObj.connect(mail_host, 25) # 25 为 SMTP 端口号 smtpObj.login(mail_user,mail_pass) smtpObj.sendmail(sender, receivers, message.as_string()) print("邮件发送成功") except smtplib.SMTPException: print("Error: 无法发送邮件")