哪里的应急响应好

import requests
import smtplib
from email.mime.text import MIMEText

def check_server_status(url):
    try:
        response = requests.get(url, timeout=5)
        if response.status_code != 200:
            send_alert(f"Server {url} is down with status code {response.status_code}")
    except requests.RequestException as e:
        send_alert(f"Server {url} is unreachable: {e}")

def send_alert(message):
    sender = "alert@example.com"
    receiver = "admin@example.com"
    msg = MIMEText(message)
    msg['Subject'] = 'Server Alert'
    msg['From'] = sender
    msg['To'] = receiver

    smtp_server = "smtp.example.com"
    smtp_port = 587
    smtp_username = "alertuser"
    smtp_password = "alertpass"

    with smtplib.SMTP(smtp_server, smtp_port) as server:
        server.starttls()
        server.login(smtp_username, smtp_password)
        server.sendmail(sender, receiver, msg.as_string())

if __name__ == "__main__":
    check_server_status("http://example.com")