Re: [Python-Dev] New Super PEP

2007-05-30 Thread Dino Viehland
>>> Being able to access the calling frame from IronPython would be really >>> useful... We do have a -X:Frames option but it's going to hurt your performance, but for example: IronPython 1.0.60816 on .NET 2.0.50727.312 Copyright (c) Microsoft Corporation. All rights reserved. >>> def f(): ...

Re: [Python-Dev] New Super PEP

2007-05-30 Thread Michael Foord
Of Calvin Spealman > Sent: Sunday, April 29, 2007 12:31 PM > To: Collin Winter > Cc: Python Mailing List > Subject: Re: [Python-Dev] New Super PEP > > On 4/29/07, Collin Winter <[EMAIL PROTECTED]> wrote: > >> On 4/29/07, Calvin Spealman <[EMAIL PROTECTED]&g

Re: [Python-Dev] New Super PEP

2007-05-29 Thread Dino Viehland
en aliased. -Original Message- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Calvin Spealman Sent: Sunday, April 29, 2007 12:31 PM To: Collin Winter Cc: Python Mailing List Subject: Re: [Python-Dev] New Super PEP On 4/29/07, Collin Winter <[EMAIL PROTECTED]> wrote: > On 4/29/

Re: [Python-Dev] New Super PEP

2007-05-02 Thread Guido van Rossum
Please stop arguing about an opinionated piece of anti-super PR. On 5/2/07, Giovanni Bajo <[EMAIL PROTECTED]> wrote: > On 02/05/2007 12.00, Christian Tanzer wrote: > > >>> Nearly always wrong? You must be kidding. There are tons of reasons to > >>> call your super method with modified arguments. E

Re: [Python-Dev] New Super PEP

2007-05-02 Thread Giovanni Bajo
On 02/05/2007 12.00, Christian Tanzer wrote: >>> Nearly always wrong? You must be kidding. There are tons of reasons to >>> call your super method with modified arguments. E.g. clipping, >>> transforming, ... >> Really? >> http://fuhm.net/super-harmful/ > > Hmmm. > > I've just counted more than

Re: [Python-Dev] New Super PEP

2007-05-02 Thread Christian Tanzer
Giovanni Bajo <[EMAIL PROTECTED]> wrote: > On 29/04/2007 17.04, Guido van Rossum wrote: > > Nearly always wrong? You must be kidding. There are tons of reasons to > > call your super method with modified arguments. E.g. clipping, > > transforming, ... > > Really? > http://fuhm.net/super-harmful/

Re: [Python-Dev] New Super PEP

2007-05-02 Thread Giovanni Bajo
On 29/04/2007 17.04, Guido van Rossum wrote: >> This is only a halfway fix to DRY, and it really only fixes the less >> important half. The important problem with super is that it >> encourages people to write incorrect code by requiring that you >> explicitly specify an argument list. Since calli

Re: [Python-Dev] New Super PEP

2007-05-01 Thread Guido van Rossum
Totally my screwup. I'll discard 3133. On 5/1/07, Calvin Spealman <[EMAIL PROTECTED]> wrote: > Georg Brandl has just checked this PEP in as 367. I had submitted it > to the [EMAIL PROTECTED] address, per the policy documentation. Sorry if > I subverted some policy order, or was non-vocal about it.

Re: [Python-Dev] New Super PEP

2007-05-01 Thread Calvin Spealman
Georg Brandl has just checked this PEP in as 367. I had submitted it to the [EMAIL PROTECTED] address, per the policy documentation. Sorry if I subverted some policy order, or was non-vocal about it. I didn't realize anyone else would check it in. On 5/1/07, Guido van Rossum <[EMAIL PROTECTED]> wr

Re: [Python-Dev] New Super PEP

2007-05-01 Thread Guido van Rossum
On 4/29/07, Calvin Spealman <[EMAIL PROTECTED]> wrote: > Draft Attempt Number Duo: > > PEP: XXX > Title: New Super Checked in as PEP 3133. -- --Guido van Rossum (home page: http://www.python.org/~guido/) ___ Python-Dev mailing list Python-Dev@python.or

Re: [Python-Dev] New Super PEP

2007-04-30 Thread Calvin Spealman
On 4/30/07, Armin Rigo <[EMAIL PROTECTED]> wrote: > Hi Calvin, > > On Mon, Apr 30, 2007 at 08:34:56AM -0400, Calvin Spealman wrote: > > If you want, you can also grab the reference > > implementation from my blog: http://ironfroggy-code.blogspot.com/ > > This reference implementation is broken. It

Re: [Python-Dev] New Super PEP

2007-04-30 Thread Armin Rigo
Hi Calvin, On Mon, Apr 30, 2007 at 08:34:56AM -0400, Calvin Spealman wrote: > If you want, you can also grab the reference > implementation from my blog: http://ironfroggy-code.blogspot.com/ This reference implementation is broken. It doesn't pass the following test, for example: class A(o

Re: [Python-Dev] New Super PEP

2007-04-30 Thread Calvin Spealman
On 4/30/07, [EMAIL PROTECTED] <[EMAIL PROTECTED]> wrote: > > James> I did not intend to imply that it should be impossible to pass > James> different arguments, only that passing the same ones should be > James> foolproof and not require repeating yourself. > > Then some other argument

Re: [Python-Dev] New Super PEP

2007-04-30 Thread skip
James> I did not intend to imply that it should be impossible to pass James> different arguments, only that passing the same ones should be James> foolproof and not require repeating yourself. Then some other argument syntax than "()" is needed which clearly means, "pass no arguments"

Re: [Python-Dev] New Super PEP

2007-04-29 Thread James Y Knight
On Apr 29, 2007, at 9:07 PM, Greg Ewing wrote: > Guido van Rossum wrote: > >> Nearly always wrong? You must be kidding. There are tons of >> reasons to >> call your super method with modified arguments. E.g. clipping, >> transforming, ... > > That's a good point. Just because the *signature* is t

Re: [Python-Dev] New Super PEP

2007-04-29 Thread Greg Ewing
Guido van Rossum wrote: > Nearly always wrong? You must be kidding. There are tons of reasons to > call your super method with modified arguments. E.g. clipping, > transforming, ... That's a good point. Just because the *signature* is the same doesn't mean the *values* of the parameters need to b

Re: [Python-Dev] New Super PEP

2007-04-29 Thread Greg Ewing
[EMAIL PROTECTED] wrote: > Since the language doesn't require that a subclassed method take the same > parameters as the base class method, you can't assume that it does. The argument is that in the special case of a cooperative super call, it doesn't make sense for the parameter list to be differ

Re: [Python-Dev] New Super PEP

2007-04-29 Thread Greg Ewing
Gustavo Carneiro wrote: > Erm. Excuse me, but are you saying this code is wrong? > > class Rectangle: > def __init__(self, width, height): > self.width = width > self.height = height > > class Square: > def __init__(self, side): > Rectangle.__init__(self, side,

Re: [Python-Dev] New Super PEP

2007-04-29 Thread Armin Rigo
Hi Calvin, On Sun, Apr 29, 2007 at 02:53:58PM -0400, Calvin Spealman wrote: > Yes, it is highly dependent on the new __super__ attribute. See the > reference implementation for the how. Ah, there is a reference implementation. There is no link to it in the PEP you posted, hence my confusion. Wh

Re: [Python-Dev] New Super PEP

2007-04-29 Thread Phillip J. Eby
At 01:19 PM 4/29/2007 -0400, Calvin Spealman wrote: >Backward compatability of the super type API raises some issues. Names, the >lookup of the __call__ of the super type itself, which means a conflict with >doing an actual super lookup of the __call__ attribute. Namely, the following >is ambiguous

Re: [Python-Dev] New Super PEP

2007-04-29 Thread Calvin Spealman
On 4/29/07, Collin Winter <[EMAIL PROTECTED]> wrote: > On 4/29/07, Calvin Spealman <[EMAIL PROTECTED]> wrote: > > On 4/29/07, Collin Winter <[EMAIL PROTECTED]> wrote: > > > What if the instance isn't called "self"? PEP 3099 states that "self > > > will not become implicit"; it's talking about metho

Re: [Python-Dev] New Super PEP

2007-04-29 Thread Calvin Spealman
On 4/29/07, Collin Winter <[EMAIL PROTECTED]> wrote: > On 4/29/07, Calvin Spealman <[EMAIL PROTECTED]> wrote: > > The PEP defines the proposal to enhance the super builtin to work implicitly > > upon the class within which it is used and upon the instance the current > > function was called on. The

Re: [Python-Dev] New Super PEP

2007-04-29 Thread Collin Winter
On 4/29/07, Calvin Spealman <[EMAIL PROTECTED]> wrote: > On 4/29/07, Collin Winter <[EMAIL PROTECTED]> wrote: > > What if the instance isn't called "self"? PEP 3099 states that "self > > will not become implicit"; it's talking about method signatures, but I > > think that dictum applies equally wel

Re: [Python-Dev] New Super PEP

2007-04-29 Thread Calvin Spealman
On 4/29/07, Armin Rigo <[EMAIL PROTECTED]> wrote: > Hi Calvin, > > On Sat, Apr 28, 2007 at 10:43:04PM -0400, Calvin Spealman wrote: > > The proposal adds a dynamic attribute lookup to the super type, which will > > automatically determine the proper class and instance parameters. > > Can you descri

Re: [Python-Dev] New Super PEP

2007-04-29 Thread Armin Rigo
Hi Calvin, On Sat, Apr 28, 2007 at 10:43:04PM -0400, Calvin Spealman wrote: > The proposal adds a dynamic attribute lookup to the super type, which will > automatically determine the proper class and instance parameters. Can you describe how you intend the dynamic attribute lookup to find the pro

Re: [Python-Dev] New Super PEP

2007-04-29 Thread Collin Winter
On 4/29/07, Calvin Spealman <[EMAIL PROTECTED]> wrote: > The PEP defines the proposal to enhance the super builtin to work implicitly > upon the class within which it is used and upon the instance the current > function was called on. The premise of the new super usage suggested is as > follows: >

Re: [Python-Dev] New Super PEP

2007-04-29 Thread Collin Winter
On 4/29/07, Calvin Spealman <[EMAIL PROTECTED]> wrote: > On 4/29/07, Collin Winter <[EMAIL PROTECTED]> wrote: > > On 4/29/07, Calvin Spealman <[EMAIL PROTECTED]> wrote: > > [snip] > > > I still wasn't really aware of any alternative suggestions that need > > > to be included in this. > > > > Here a

Re: [Python-Dev] New Super PEP

2007-04-29 Thread Calvin Spealman
On 4/29/07, Collin Winter <[EMAIL PROTECTED]> wrote: > On 4/29/07, Calvin Spealman <[EMAIL PROTECTED]> wrote: > [snip] > > I still wasn't really aware of any alternative suggestions that need > > to be included in this. > > Here are two off the top of my head: > http://mail.python.org/pipermail/pyt

Re: [Python-Dev] New Super PEP

2007-04-29 Thread Collin Winter
On 4/29/07, Calvin Spealman <[EMAIL PROTECTED]> wrote: [snip] > I still wasn't really aware of any alternative suggestions that need > to be included in this. Here are two off the top of my head: http://mail.python.org/pipermail/python-3000/2007-April/006805.html http://mail.python.org/pipermail/p

Re: [Python-Dev] New Super PEP

2007-04-29 Thread Calvin Spealman
On 4/29/07, Calvin Spealman <[EMAIL PROTECTED]> wrote: > Draft Attempt Number Duo: > > PEP: XXX > Title: New Super > Version: $Revision$ > Last-Modified: $Date$ > Author: Calvin Spealman <[EMAIL PROTECTED]> > Status: Draft > Type: Standards Track > Content-Type: text/x-rst > Created: 28-Apr-2007 >

Re: [Python-Dev] New Super PEP

2007-04-29 Thread Calvin Spealman
Draft Attempt Number Duo: PEP: XXX Title: New Super Version: $Revision$ Last-Modified: $Date$ Author: Calvin Spealman <[EMAIL PROTECTED]> Status: Draft Type: Standards Track Content-Type: text/x-rst Created: 28-Apr-2007 Python-Version: 2.6 Post-History: 28-Apr-2007, 29-Apr-2007 Abstract

Re: [Python-Dev] New Super PEP

2007-04-29 Thread Calvin Spealman
On 4/29/07, Collin Winter <[EMAIL PROTECTED]> wrote: > What if the instance isn't called "self"? PEP 3099 states that "self > will not become implicit"; it's talking about method signatures, but I > think that dictum applies equally well in this case. I don't use the name self. I use whatever the

Re: [Python-Dev] New Super PEP

2007-04-29 Thread Collin Winter
On 4/28/07, Calvin Spealman <[EMAIL PROTECTED]> wrote: [snip] > The PEP defines the proposal to enhance the super builtin to work implicitly > upon the class within which it is used and upon the instance the current > function was called on. The premise of the new super usage suggested is as > foll

Re: [Python-Dev] New Super PEP

2007-04-29 Thread Guido van Rossum
On 4/28/07, James Y Knight <[EMAIL PROTECTED]> wrote: > This is only a halfway fix to DRY, and it really only fixes the less > important half. The important problem with super is that it > encourages people to write incorrect code by requiring that you > explicitly specify an argument list. Since c

Re: [Python-Dev] New Super PEP

2007-04-29 Thread Calvin Spealman
Yes, I bad wordly things did. Fix will I. On 4/29/07, Talin <[EMAIL PROTECTED]> wrote: > Calvin Spealman wrote: > > Comments welcome, of course. Bare with my first attempt at crafting a PEP. > > See below for comments; In general, I'm having problems understanding > some of the terms used. I don't

Re: [Python-Dev] New Super PEP

2007-04-29 Thread Martin v. Löwis
> Since calling super with any > arguments other than the exact same arguments you have received is > nearly always wrong, > > > Erm. Excuse me, but are you saying this code is wrong? > > class Rectangle: > def __init__(self, width, height): > self.width = width >

Re: [Python-Dev] New Super PEP

2007-04-29 Thread skip
James> This is only a halfway fix to DRY, and it really only fixes the James> less important half. The important problem with super is that it James> encourages people to write incorrect code by requiring that you James> explicitly specify an argument list. Since calling super with

Re: [Python-Dev] New Super PEP

2007-04-29 Thread Lino Mastrodomenico
2007/4/29, Gustavo Carneiro <[EMAIL PROTECTED]>: > On 29/04/07, James Y Knight <[EMAIL PROTECTED]> wrote: > > Since calling super with any > > arguments other than the exact same arguments you have received is > > nearly always wrong, > > Erm. Excuse me, but are you saying this code is wrong? >

Re: [Python-Dev] New Super PEP

2007-04-29 Thread Gustavo Carneiro
On 29/04/07, James Y Knight <[EMAIL PROTECTED]> wrote: On Apr 28, 2007, at 10:43 PM, Calvin Spealman wrote: > Abstract > > > The PEP defines the proposal to enhance the super builtin to work > implicitly > upon the class within which it is used and upon the instance the > current > fun

Re: [Python-Dev] New Super PEP

2007-04-29 Thread Talin
Calvin Spealman wrote: > Comments welcome, of course. Bare with my first attempt at crafting a PEP. See below for comments; In general, I'm having problems understanding some of the terms used. I don't have any comments on the technical merits of the PEP yet, since I don't completely understand

Re: [Python-Dev] New Super PEP

2007-04-28 Thread James Y Knight
On Apr 28, 2007, at 10:43 PM, Calvin Spealman wrote: > Abstract > > > The PEP defines the proposal to enhance the super builtin to work > implicitly > upon the class within which it is used and upon the instance the > current > function was called on. The premise of the new super usag

Re: [Python-Dev] New Super PEP

2007-04-28 Thread Collin Winter
On 4/28/07, Calvin Spealman <[EMAIL PROTECTED]> wrote: > Comments welcome, of course. Bare with my first attempt at crafting a PEP. > > PEP: XXX > Title: Super As A Keyword > Version: $Revision$ > Last-Modified: $Date$ > Author: Calvin Spealman <[EMAIL PROTECTED]> > Status: Draft > Type: Standards

Re: [Python-Dev] New Super PEP

2007-04-28 Thread Adam Olsen
On 4/28/07, Calvin Spealman <[EMAIL PROTECTED]> wrote: > Comments welcome, of course. Bare with my first attempt at crafting a PEP. > > PEP: XXX > Title: Super As A Keyword > Version: $Revision$ > Last-Modified: $Date$ > Author: Calvin Spealman <[EMAIL PROTECTED]> > Status: Draft > Type: Standards