python封装smtp发信

import smtplib
from email.header import Header
from email.mime.multipart import MIMEMultipart
from email.mime.text import MIMEText
from email.mime.image import MIMEImage

class SendMailHelper():
def init(self,host,port,sender,receivers,subject,password=None):
self.host = host
self.port = port
self.sender = sender
self.receivers = receivers
self.subject = subject
self.password = password
self.msg = MIMEMultipart('mixed')
self.msg['Subject'] = subject
self.msg['From'] = sender
self.msg['To'] = Header(','.join(receivers))

def add_text(self, text_plain):
    text_plain = MIMEText(text_plain, 'plain', 'utf-8')
    self.msg.attach(text_plain)

def add_html(self, html):
    text_html = MIMEText(html, 'html', 'utf-8')
    self.msg.attach(text_html)

def add_img(self, img_name, sendimagefile):
    '''
    发送图片
    调用示例:
        sendimagefile = open(img_path, 'rb').read()
        add_img('ima_name',sendimagefile)
    :param imgname: 图片路径
    :return:
    '''

    image = MIMEImage(sendimagefile)
    image.add_header('Content-ID', '<image1>')
    image["Content-Disposition"] = 'attachment; filename="{}"'.format(img_name)
    self.msg.attach(image)

def add_file(self,filename,sendfile):
    '''
    发送附件
        调用示例：
                sendfile = open(r'xxxx.xls', 'rb').read()
                add_file('file_name',sendfile)
    :param filename: 附件名称
    :param sendfile: 附件文件
    :return:
    '''
    # 构造附件
    text_att = MIMEText(sendfile, 'base64', 'utf-8')
    text_att["Content-Type"] = 'application/octet-stream'
    # 以下附件可以重命名成aaa.txt
    # text_att["Content-Disposition"] = 'attachment; filename="aaa.txt"'
    # 另一种实现方式
    text_att.add_header('Content-Disposition', 'attachment', filename=filename)
    # 以下中文测试不ok
    # text_att["Content-Disposition"] = u'attachment; filename="中文附件.txt"'.decode('utf-8')
    self.msg.attach(text_att)

def send(self):
    try:
        smtpobj = smtplib.SMTP()
        smtpobj.connect(self.host, self.port)
        #smtpobj.login(self.sender,self.password) # 不需要验密的postfix-smtp server
        smtpobj.sendmail(self.sender, self.receivers, self.msg.as_string())
        smtpobj.quit()
        smtpobj.close()
    except smtplib.SMTPException as e:
        print(e)

标签：python,text,self,smtp,filename,发信,smtpobj,add,msg
来源： https://www.cnblogs.com/mysweets/p/13986124.html