def __init__(self):
  # 初始化
  self.smtp = smtplib.SMTP()

  # 连接邮箱服务器地址
  self.smtp.connect('smtp.126.com')

  # 加入主题和附件，邮件体
  self.email_body = MIMEMultipart('mixed')

  # 发件人地址及授权码
  self.email_from_username = '**@126.com'
  self.email_from_password = '授权码'

# 登录
self.smtp.login(self.email_from_username, self.email_from_password)

def generate_email_body(self, email_to_list, email_title, email_content, attchment_path, files):
  """
  组成邮件体
  :param email_to_list:收件人列表
  :param email_title:邮件标题
  :param email_content:邮件正文内容
  :param attchment_path:附件的路径
  :param files:附件文件名列表
  :return:
  """
  self.email_body['Subject'] = email_title
  self.email_body['From'] = self.email_from_username
  self.email_body['To'] = ",".join(email_to_list)

  for file in files:
    file_path = attchment_path + '/' + file
    if os.path.isfile(file_path):
      # 构建一个附件对象
      att = MIMEText(open(file_path, 'rb').read(), 'base64', 'utf-8')
      att["Content-Type"] = 'application/octet-stream'
      att.add_header("Content-Disposition", "attachment", filename=("gbk", "", file))
      self.email_body.attach(att)

  text_plain = MIMEText(email_content, 'plain', 'utf-8')
  self.email_body.attach(text_plain)

 # 收件人列表
email_to_list = ['收件人1地址','收件人2地址']

# 发送邮件
# 注意：此处必须同时指定发件人与收件人，否则会当作垃圾邮件处理掉
self.smtp.sendmail(self.email_from_username, email_to_list, self.email_body.as_string())

def exit(self):
  """
  退出服务
  :return:
  """
  self.smtp.quit()

# 安装依赖库
pip3 install zmail

class ZMailObject(object):

  def __init__(self):
    # 邮箱账号
    self.username = '**@126.com'

    # 邮箱授权码
    self.authorization_code = '授权码'

    # 构建一个邮箱服务对象
    self.server = zmail.server(self.username, self.authorization_code)

# 邮件主体
mail_body = {
    'subject': '测试报告',
    'content_text': '这是一个测试报告', # 纯文本或者HTML内容
    'attachments': ['./attachments/report.png'],
}

# 收件人
# 可以指定一个人，字符串；也可以是多个人，列表
mail_to = "收件人1"

# 发送邮件
self.server.send_mail(mail_to, mail_body)

# 安装依赖库
pip3 install yagmail

import yagmail

# 连接服务器
# 用户名、授权码、服务器地址
yag_server = yagmail.SMTP(user='**@126.com', password='授权码', host='smtp.126.com')

# 发送对象列表
email_to = ['**@qq.com', ]
email_title = '测试报告'
email_content = "这是测试报告的具体内容"
# 附件列表
email_attachments = ['./attachments/report.png', ]

# 发送邮件
yag_server.send(email_to, email_title, email_content, email_attachments)

# 关闭连接
yag_server.close()