python发送邮件

最新推荐文章于 2023-12-21 11:00:00 发布

原创最新推荐文章于 2023-12-21 11:00:00 发布 · 135 阅读

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本文详细介绍了如何使用Python编写脚本来实现邮件自动化发送与管理，包括文本邮件、HTML邮件和带附件邮件的发送，以及如何在邮件中插入图片。

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# -*- coding:UTF-8 -*-
'''
Created on 2010-5-27

@author: 忧里修斯
'''
import smtplib
import email
import os
import traceback 
from email.message import Message
from email.mime.multipart import MIMEMultipart
from email.mime.text import MIMEText
from email.mime.image import MIMEImage
from email.mime.base import MIMEBase
from email import encoders
import mimetypes
from email.mime.audio import MIMEAudio

'''
     邮件收发管理
'''

#发送服务器信息
smtpserver='smtp.qq.com'  
smtpuser='***@qq.com'  
smtppass='***'  
smtpport='25'

def login():
    '''
        发件人登录到服务器
    '''
    server=smtplib.SMTP(smtpserver,smtpport)  
    server.ehlo()  
    server.login(smtpuser,smtppass)  
    return server

def sendTextEmail(toAdd,subject,content):
    '''
        功能：发送纯文本邮件
        参数说明：
        toAdd:收件人E-mail地址    类型：list
        subject:主题，类型:string
        content:邮件内容    类型：string
        fromAdd:发件人，默认为服务器用户
        返回值：True/False
    '''
    result = False
    server = login()
    msg = Message()
    msg['Mime-Version']='1.0'  
    msg['From']    = smtpuser  
    msg['To']      = toAdd  
    msg['Subject'] = subject  
    msg['Date']    = email.Utils.formatdate()          # curr datetime, rfc2822  
    msg.set_payload(content)  
    try:      
        server.sendmail(smtpuser,toAdd,str(msg))   # may also raise exc  
        result = True
    except Exception ,ex:  
        print Exception,ex  
        print 'Error - send failed'  

    return result


def sendEmail(toAdd,subject,html):
    '''
        发送html邮件
    '''
    result = False
    try:
        msgRoot = MIMEMultipart('ralated')
        msgRoot['Subject'] = subject  
        msgRoot['From'] = smtpuser  
        msgRoot['To'] = toAdd  
        msgRoot.preamble = 'This is a multi-part message in MIME format.' 
        msgAlternative = MIMEMultipart('alternative')  
        msgRoot.attach(msgAlternative)
        #设定HTML信息  
        msgText = MIMEText(html, 'html', 'utf-8')  
        msgAlternative.attach(msgText)
        #设定内置图片信息  
        fp = open('test.jpg', 'rb')  
        msgImage = MIMEImage(fp.read())  
        fp.close()  
        msgImage.add_header('Content-ID', '<image1>')  
        msgRoot.attach(msgImage)  
        #发送邮件  
        smtp = smtplib.SMTP()  
        smtp.connect(smtpserver)  
        smtp.login(smtpuser, smtppass)  
        smtp.sendmail(smtpuser, toAdd, msgRoot.as_string())  
        smtp.quit()  
        result = True
    except:
        result = False

    return result

def sendMultiMail(toAdd,subject,html):
    '''
    发送带附件的邮件
    '''
    result = False
    try:
        msgRoot = MIMEMultipart('ralated')
        msgRoot['Subject'] = subject  
        msgRoot['From'] = smtpuser  
        msgRoot['To'] = toAdd  
        msgRoot.preamble = 'This is a multi-part message in MIME format.' 
        msgAlternative = MIMEMultipart('alternative')  
        msgRoot.attach(msgAlternative)
        #设定HTML信息  
        msgText = MIMEText(html, 'html', 'utf-8')  
        msgAlternative.attach(msgText)
        #设定内置图片信息  
        fp = open(u'c:\\capmm.jpg', 'rb+')  
        msgImage = MIMEImage(fp.read())  
        fp.close()  
        msgImage.add_header('Content-ID', '<image1>')  
        msgRoot.attach(msgImage)  

        #构造附件
        filepath = u'C:\\constant.py'
        ctype, encoding = mimetypes.guess_type(filepath)
        if ctype is None or encoding is not None:
            ctype = 'application/octet-stream'
        maintype, subtype = ctype.split('/', 1)
        if maintype == 'text':
            fp = open(filepath)
            msg = MIMEText(fp.read(), _subtype=subtype)
            fp.close()
        elif maintype == 'image':
            fp = open(filepath, 'rb')
            msg = MIMEImage(fp.read(), _subtype=subtype)
            fp.close()
        elif maintype == 'audio':
            fp = open(filepath, 'rb')
            msg = MIMEAudio(fp.read(), _subtype=subtype)
            fp.close()
        else:
            fp = open(filepath, 'rb')
            msg = MIMEBase(maintype, subtype)
            msg.set_payload(fp.read())
            fp.close()
            encoders.encode_base64(msg)
        msg.replace_header('Content-type','Application/octet-stream;name=%s' % filepath) 
        msg.add_header('Content-Disposition', 'attachment',filename = filepath)
        msgRoot.attach(msg)

        #发送邮件  
        smtp = smtplib.SMTP()  
        smtp.connect(smtpserver)  
        print smtp.login(smtpuser, smtppass)  
        smtp.sendmail(smtpuser, toAdd, msgRoot.as_string())  
        smtp.quit()  
        result = True
    except:
        print traceback.format_exc() 
        result = False
    return result

if __name__ == '__main__':

#    print sendTextEmail('...@qq.com', '爱动注册通知', '本邮件有爱动系统自动发出，请勿回复，谢谢')
#    print sendEmail('...@qq.com', 'html爱动注册通知', '<font color=red><b>本邮件有爱动系统自动发出，请勿回复，谢谢</b><img src="cid:image1"></font>')
    print sendMultiMail('769435570@qq.com', 'html爱动注册通知', '<font color=red><b>本邮件有爱动系统自动发出，请勿回复，谢谢</b></font><img src="cid:image1">')

说明：如何在邮件中显示图片
1、为上传的图片设置名称
msgImage.add_header('Content-ID', '<image1>')
2、使用名称显示
<font color=red><b>本邮件有爱动系统自动发出，请勿回复，谢谢</b><img src="cid:image1"></font>