x
import requests#the required first parameter of the 'head' method is the 'url':x = requests.head('https://w3schools.org.cn/python/demopage.php')#print the response headers (the HTTP headers of the requested file):print(x.headers){'Content-Encoding': 'gzip', 'Cache-Control': 'public', 'Content-Type': 'text/html', 'Date': 'Mon Apr 07 2025 05:48:53 GMT+0000 (Coordinated Universal Time)', 'Server': 'Microsoft-IIS/7.5', 'Vary': 'Accept-Encoding', 'X-Frame-Options': 'SAMEORIGIN', 'X-Powered-By': 'PHP/5-4-2. ASP.NET', 'Content-Length': '0'}