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From: Ian Kelly <ian.g.kelly@gmail.com>
Date: Thu, 16 Jun 2011 17:00:57 -0600
Subject: Re: HTTPConncetion - HEAD request
To: gervaz <gervaz@gmail.com>
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On Thu, Jun 16, 2011 at 4:43 PM, gervaz <gervaz@gmail.com> wrote:
> Hi all, can someone tell me why the read() function in the following
> py3 code returns b''?
>
>>>> h = http.client.HTTPConnection("www.twitter.com")
>>>> h.connect()
>>>> h.request("HEAD", "/", "HTTP 1.0")
>>>> r = h.getresponse()
>>>> r.read()
> b''

You mean why does it return an empty byte sequence?  Because the HEAD
method only requests the response headers, not the body, so the body
is empty.  If you want to see the response body, use GET.

Cheers,
Ian