Implementation of python email sending function

import smtplib
from email.mime.text import MIMEText
from email.utils import formataddr

#发送邮件功能
def send_mail(send_message_txt,*senders_list,**send_to_people):
  flag = True
  try:
    #编写发送的内容
    send_msg = MIMEText(send_message_txt,"plain","utf-8")
    send_msg["From"] = formataddr(["发送人姓名","邮箱账号"])
    #f发送人的名单
    for sender_name,mail_address in send_to_people.items():
      send_msg["To"] = formataddr([sender_name,mail_address])
    else:
      print("添加所有发送人")
    send_msg["Subject"] = "出现异常的sqlmap文件内容"
    #登录邮箱服务器
    send_server = smtplib.SMTP("smtp.126.com",25)
    send_server.login("登录邮箱账号","邮箱密码")
    #发送邮件
    send_server.sendmail("zqgcy0808@126.com",senders_list,send_msg.as_string())
    send_server.quit()
  except Exception as e:
    print(e)
    flag = False
  return flag