自动化之使用python3发送邮件

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

class SendMail():
    '''
    发送邮件
    '''

    def __init__(self,smtpserver, username, password, sender, receiver):

        self.smtpserver = smtpserver    #发送邮箱服务器
        self.username = username        #发送邮箱用户
        self.password = password        #密码
        self.sender = sender            #发送邮箱
        self.receiver = receiver       #接收邮箱
        self.msg = MIMEMultipart('alternative')

    def send_text(self, title, text, annex_file):

        #标题信息
        self.msg['Subject'] = Header(title,'utf-8')

        #正文内容
        part1 = MIMEText(text,'plain','utf-8')
        self.msg.attach(part1)

        # 构造附件
        with open(annex_file,'rb') as f:
            send_body = f.read()

        att = MIMEText(send_body,'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="result.html"'
        self.msg.attach(att)
        self.msg['From'] = self.sender
        self.msg['To'] =  self.receiver #"my fans"  #接收器的名字可以定制

        #连接发送邮件
        try:
            smtp = smtplib.SMTP()
            smtp.connect(self.smtpserver,25)    # 25 为 SMTP 端口号
            smtp.login(self.username,self.password)
            smtp.sendmail(self.sender,self.receiver,self.msg.as_string())
            smtp.quit()
            print("发送成功")
        except smtplib.SMTPException as e:
            print ("Error: cannot send my email")
            print (e)