怎么抢注到期的域名

import whois
import datetime
import smtplib
from email.mime.text import MIMEText

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

def send_email(subject, body, to_email):
    msg = MIMEText(body)
    msg['Subject'] = subject
    msg['From'] = 'your_email@example.com'
    msg['To'] = to_email

    s = smtplib.SMTP('smtp.example.com')
    s.send_message(msg)
    s.quit()

domain_to_check = 'example.com'
days_until_expiration = check_domain_expiration(domain_to_check)

if days_until_expiration <= 7:
    send_email('Domain Expiration Reminder', f'The domain {domain_to_check} will expire in {days_until_expiration} days.', 'your_email@example.com')