代码


#连接邮件服务器需要smtplib模块
import smtplib

#发送字符串的邮件
from email.mime.text import MIMEText

#处理多种形态的邮件主体我们需要 MIMEMultipart 类
from email.mime.multipart import MIMEMultipart

#处理图片类型需要 MIMEImage 类
from email.mime.image import MIMEImage

#邮件不管什么类型的附件都是可以使用MIMEApplication类
from email.mime.application import MIMEApplication

line = "请查看附件"

def sendmail(smtp_host,smtp_port,subject,smtp_sender,smtp_receive,password):

    #创建多主体的邮件 的实例化对象，可包含文本，附件
    message = MIMEMultipart()
    message['Subject'] = subject  # 邮件主题显示
    message['From'] = smtp_sender  # 发件人显示,没有实际作用
    message['To'] = smtp_receive  # 收件人显示,没有实际作用

    # 邮件主体之正文内容
    # att = MIMEText(line, 'plain', 'utf-8')
    # message.attach(att)

    #此一行相当于上方两行
    message.attach(MIMEText(line, 'plain', 'utf-8'))

    #邮件主体之附件1
    atttxt = MIMEApplication(open("testatt.txt",'r').read())
    #filename为客户端接收到的附件的名字，可自定义
    #Content-Disposition为属性名disposition-type是以什么方式下载，如attachment为以附件方式下载
    #attachment为以附件方式下载，不直接显示内容，而是弹出一个"文件下载"的对话框，由客户端来决定"打开"还是"保存”
    atttxt.add_header('Content-Disposition', 'attachment', filename="testatt.txt")
    #把附件加入邮件
    message.attach(atttxt)

    #txt文档也可以用二进制读取发送
    # atttxt = MIMEApplication(open("testatt.txt",'rb').read())
    # filename为客户端接收到的附件的名字，可自定义
    # atttxt.add_header('Content-Disposition', 'attachment', filename="testatt.txt")
    # 把附件加入邮件
    # message.attach(atttxt)


    #邮件主体之附件2
    attdoc = MIMEApplication(open("testatt.docx","rb").read())
    attdoc.add_header('Content-Disposition', 'attachment', filename="testatt.docx")
    message.attach(attdoc)

    # 邮件主体之附件3
    #发送图片方法1    图片为二进制，需要rb读取
    # attimag = MIMEImage(open("testatt.jpg","rb").read())
    # attimag.add_header('Content-Disposition', 'attachment', filename="testatt.jpg")
    # message.attach(attimag)


    #发送图片方法2    图片为二进制，需要rb读取
    # image_data = open('testatt.jpg','rb')  # 二进制读取图片
    # attimag = MIMEImage(image_data.read())  # 设置读取获取的二进制数据
    # image_data.close()  # 关闭刚才打开的文件
    # attimag.add_header('Content-Disposition', 'attachment', filename='testatt.jpg')
    # message.attach(attimag)

    #发送图片方法3    图片为二进制，需要rb读取，二进制文件发送，三种写法都可以，第三种使用MIMEApplication方法，最简洁
    attimag = MIMEApplication(open("testatt.jpg","rb").read())
    attimag.add_header('Content-Disposition', 'attachment', filename="testatt.jpg")
    message.attach(attimag)

    # 邮件主体之附件4
    #二进制文件发送方法均相同
    attzip = MIMEApplication(open("testatt.zip","rb").read())
    attzip.add_header('Content-Disposition', 'attachment', filename="testatt.zip")
    message.attach(attzip)




    # 创建 SMTP 对象
    smtp = smtplib.SMTP_SSL(smtp_host, smtp_port)
    # 连接（connect）指定服务器
    smtp.connect(smtp_host, smtp_port)
    # 登录，需要：登录邮箱和授权码
    smtp.login(smtp_sender, password)
    smtp.sendmail(smtp_sender, smtp_receive, message.as_string())
    print('发送成功')
    smtp.quit()


if __name__ == '__main__':
    smtp_host = "smtp.qq.com"
    smtp_port = 465
    subject = "qq_mail"
    smtp_sender = "9******8@qq.com"
    smtp_receive = "9******8@qq.com"
    password = 'a******e'
    sendmail(smtp_host,smtp_port,subject,smtp_sender,smtp_receive,password)