云网络双十一促销活动

import smtplib
from email.mime.text import MIMEText

def send_promotion_email(user_email, promotion_details):
    msg = MIMEText(promotion_details)
    msg['Subject'] = '双十一云网络促销活动通知'
    msg['From'] = 'noreply@yourcloudservice.com'
    msg['To'] = user_email

    smtp_server = 'smtp.yourcloudservice.com'
    smtp_port = 587
    smtp_username = 'your_username'
    smtp_password = 'your_password'

    with smtplib.SMTP(smtp_server, smtp_port) as server:
        server.starttls()
        server.login(smtp_username, smtp_password)
        server.sendmail(msg['From'], msg['To'], msg.as_string())

# 示例调用
promotion_details = """
亲爱的用户，

双十一即将到来，我们为您准备了丰富的云网络促销活动！
- 折扣优惠：最高可享受8折优惠。
- 满减活动：满1000元减100元。
- 赠品和服务：购买特定套餐赠送额外存储空间。

详情请访问我们的官网：https://www.yourcloudservice.com/promotions
"""
send_promotion_email('user@example.com', promotion_details)