import smtplib

 from email import encoders

 from email.mime.text import MIMEText  # 处理邮件内容的库 email.mime

 # 处理邮件附件 MIMEMUltipart,Header,MIMEBase

 from email.mime.multipart import MIMEMultipart

 from email.header import Header

 from email.mime.base import MIMEBase

 # 邮箱属性配置

 mailserver = 'smtp.qq.com'    # 邮箱服务端url，163邮箱就写smtp..com，非QQ邮箱一般使用SMTP，不需要有SSL

 userName_SendMail = '45614456@qq.com'   # 发件人

 userName_AuthCode = 'tnppuxjie'    # 邮箱发件授权码,qq邮箱需要授权码

 received_mail = ['468465456@qq.com', '4546546546@qq.com']   # 定义邮件的接收者，可以定义多个

 # 发送一封简单的邮件

 content = '这是一个文本信息内容'  # 定义发送内容

 email = MIMEText(content, 'plain', 'utf-8')    # 纯文本形式的邮件内容定义，通过MIMEText进行操作

 email['Subject'] = '这里写邮件主题'    # 定义邮件主题

 email['From'] = userName_SendMail    # 定义邮件发件人

 email['To'] = ','.join(received_mail)    # 定义接收人，接收人为多个用,分割

 # 发送一封HTML邮件

 content = '''

 <p>这是一封HTML文本的邮件</p>

 <p><a href='http://www.baidu.com'>点我啊</a></p>

 '''

 email = MIMEText(content, 'html', 'utf-8')

 email['Subject'] = '这里写邮件主题'  # 定义邮件主题

 email['From'] = userName_SendMail  # 定义邮件发件人

 email['To'] = ','.join(received_mail)  # 定义接收人，接收人为多个用,分割

 # 发送带有附件的邮件

 #附件配置邮箱

 email = MIMEMultipart()  # 只更换这项就OK

 email['Subject'] = '这里写邮件主题'    # 定义邮件主题

 email['From'] = userName_SendMail    # 定义邮件发件人

 email['To'] = ','.join(received_mail)    # 定义接收人，接收人为多个用,分割

 # 非图片附件

 att = MIMEBase('application','octet-stream')

 att.set_payload(open('文件名','rb').read())

 att.add_header('Contenet-Disposition','attachment',filename=Header('文件名.txt','gbk').encode())

 encoders.encode_base64(att)

 email.attach(att)

 # 图片附件

 att1 = MIMEBase('application','octet-stream')

 att1.set_payload(open('图片名.jpg','rb').read())

 att1.add_header('Contenet-Disposition','attachment',filename=Header('图片名.jpg','gbk').encode())

 encoders.encode_base64(att1)

 email.attach(att1)

 # 发送邮件

 smtp = smtplib.SMTP_SSL(mailserver, port=)   # 连接服务

 smtp.login(userName_SendMail, userName_AuthCode)   # 登录，需要传入用户名和授权码

 smtp.sendmail(userName_SendMail, ','.join(received_mail), email.as_string())   # 转换成str类型

 # 关闭邮件

 smtp.quit()