cn的域名续费

import whois
import datetime

def check_domain_expiration(domain):
    w = whois.whois(domain)
    expiration_date = w.expiration_date
    if isinstance(expiration_date, list):
        expiration_date = expiration_date[0]
    today = datetime.datetime.today()
    days_until_expiration = (expiration_date - today).days
    return days_until_expiration

def renew_domain(domain):
    # 这里需要调用注册商的API进行续费操作
    print(f"Renewing domain: {domain}")

# 示例域名
domain = "example.cn"
days_until_expiration = check_domain_expiration(domain)
if days_until_expiration <= 30:
    renew_domain(domain)
else:
    print(f"Domain {domain} will expire in {days_until_expiration} days.")