You could just merge my pull request. =) 
-- 
Sent from my HTC One. Please excuse my brevity.

Chris Streeter <notifications@github.com> wrote:
>> @@ -29,7 +29,7 @@ def html_output(script_url, code):
>>  
>>  
>>  def gist_url(gist_id, filename=None):
>> -    url = "https://raw.github.com/gist/{}".format(gist_id)
>> +    url = "https://gist.github.com/{}".format(gist_id)
>
>Looks like the format moved to be `https://gist.github.com/raw/{}`.
>I'll update the patch and fix it.
>
>---
>Reply to this email directly or view it on GitHub:
>https://github.com/streeter/pelican-gist/pull/2/files#r6421430