擅长:python、mysql、java
<p>你可以发送一个<a href="https://stackoverflow.com/questions/107405/how-do-you-send-a-head-http-request-in-python">HEAD request using httplib</a>。<a href="http://www.w3.org/Protocols/rfc2616/rfc2616-sec9.html#sec9.4" rel="nofollow noreferrer">HEAD</a>请求与GET请求相同,但服务器不发送then消息体。</p>