[Python-Dev] PEP 3333: wsgi_string() function
jnoller at gmail.com
Fri Jan 7 21:01:16 CET 2011
On Fri, Jan 7, 2011 at 12:04 PM, P.J. Eby <pje at telecommunity.com> wrote:
> At 09:43 AM 1/7/2011 -0500, James Y Knight wrote:
>> On Jan 7, 2011, at 6:51 AM, Victor Stinner wrote:
>> > I don't understand why you are attached to this horrible hack
>> > (bytes-in-unicode). It introduces more work and more confusing than
>> > using raw bytes unchanged.
>> > It doesn't work and so something has to be changed.
>> It's gross but it does work. This has been discussed ad-nausium on web-sig
>> over a period of years.
>> I'd like to reiterate that it is only even a potential issue for the
>> PATH_INFO/SCRIPT_NAME keys. Those two keys are required to have been
>> urldecoded already, into byte-data in some encoding. For all the other keys
>> (including the ones from os.environ), they are either *properly* decoded in
>> 8859-1 or are just ascii (possibly still urlencoded, so the app needs to
>> urldecode and decode into a string with the correct encoding).
> Right. Also, it should be mentioned that none of this would be necessary if
> we could've gotten a "bytes of a known encoding" type. If you look back to
> the last big Python-Dev discussion on bytes/unicode and stdlib API breakage,
> this was the holdup for getting a sane WSGI spec.
> Since we couldn't change the language to fix the problem (due to the
> moratorium), we had to use this less-pleasant way of dealing with things, in
> order to get a final WSGI spec for Python 3.
If the fix was that critical; exceptions should be made.
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