Python批量发送邮件（带附件）

import smtplib

from email.message import EmailMessage

def send_mail(to_list, subject, body, attachment=None):

msg = EmailMessage()

msg['From'] = 'you@qq.com'

msg['To'] = ', '.join(to_list)

msg['Subject'] = subject

msg.set_content(body)

if attachment:

with open(attachment, 'rb') as f:

msg.add_attachment(f.read(), maintype='application',

subtype='octet-stream',

filename=attachment)

with smtplib.SMTP_SSL('smtp.qq.com', 465) as s:

s.login('you@qq.com', '你的授权码') # 注意是授权码，不是密码

s.send_message(msg)

send_mail(['a@x.com', 'b@x.com'], '周报', '请查收本周报告', '周报.xlsx')

Python批量发送邮件（带附件）

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更新时间：2026-09-14 13:14:33

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