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 calling

Re: [Python-Dev] head crashing

2007-05-02 Thread Kristján Valur Jónsson
-Original Message- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] Sent: Tuesday, May 01, 2007 20:46 But then you would substantially change the memory access behavior of the program in a debug build, that is, more than it is already changed by the fact that you have changed

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/ Hmmm.

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 1600 usages of

Re: [Python-Dev] PEP 30XZ: Simplified Parsing

2007-05-02 Thread Michael Foord
Jim Jewett wrote: PEP: 30xz Title: Simplified Parsing Version: $Revision$ Last-Modified: $Date$ Author: Jim J. Jewett [EMAIL PROTECTED] Status: Draft Type: Standards Track Content-Type: text/plain Created: 29-Apr-2007 Post-History: 29-Apr-2007 Abstract Python initially inherited

[Python-Dev] 64 bit warnings

2007-05-02 Thread Kristján Valur Jónsson
There is a considerable amount of warnings present for 64 bit builds on windows. You can see them using VisualStudio 2005 even if you don't have the x64 compilers installed, by turning on Detect 64 bit portability issues in the general tab for pythoncore. Now, some of those just need

Re: [Python-Dev] PEP 30XZ: Simplified Parsing

2007-05-02 Thread Steven Bethard
On 5/2/07, Michael Foord [EMAIL PROTECTED] wrote: Implicit string concatenation is massively useful for creating long strings in a readable way though: call_something(first part\n second line\n third line\n) I find it an elegant

Re: [Python-Dev] PEP 30XZ: Simplified Parsing

2007-05-02 Thread Trent Mick
Steven Bethard wrote: On 5/2/07, Michael Foord [EMAIL PROTECTED] wrote: Implicit string concatenation is massively useful for creating long strings in a readable way though: call_something(first part\n second line\n third line\n)

Re: [Python-Dev] PEP 30XZ: Simplified Parsing

2007-05-02 Thread A.M. Kuchling
On Wed, May 02, 2007 at 04:42:09PM +0100, Michael Foord wrote: Implicit string concatenation is massively useful for creating long strings in a readable way though: This PEP doesn't seem very well-argued: It's a common mistake to leave off a comma, and then scons complains that it can't find

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.g.

Re: [Python-Dev] PEP 30XZ: Simplified Parsing

2007-05-02 Thread Brian Harring
On Wed, May 02, 2007 at 01:53:01PM -0400, A.M. Kuchling wrote: On Wed, May 02, 2007 at 04:42:09PM +0100, Michael Foord wrote: Implicit string concatenation is massively useful for creating long strings in a readable way though: This PEP doesn't seem very well-argued: It's a common mistake

Re: [Python-Dev] [Python-3000] PEP 30XZ: Simplified Parsing

2007-05-02 Thread Phillip J. Eby
At 10:34 AM 5/2/2007 -0700, Trent Mick wrote: But if you don't want the EOLs? Example from some code of mine: raise MakeError(extracting '%s' in '%s' did not create the directory that the Python build will expect: '%s' % (src_pkg, dst_dir, dst))

Re: [Python-Dev] PEP 30XZ: Simplified Parsing

2007-05-02 Thread Fred L. Drake, Jr.
On Wednesday 02 May 2007, Trent Mick wrote: raise MakeError(extracting '%s' in '%s' did not create the directory that the Python build will expect: '%s' % (src_pkg, dst_dir, dst)) I use this kind of thing frequently. Don't know if others

Re: [Python-Dev] PEP 30XZ: Simplified Parsing

2007-05-02 Thread Alexey Borzenkov
On 4/30/07, Jim Jewett [EMAIL PROTECTED] wrote: Python initially inherited its parsing from C. While this has been generally useful, there are some remnants which have been less useful for python, and should be eliminated. + Implicit String concatenation + Line

Re: [Python-Dev] [Python-3000] PEP 30XZ: Simplified Parsing

2007-05-02 Thread Barry Warsaw
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 On May 2, 2007, at 2:51 PM, Phillip J. Eby wrote: At 10:34 AM 5/2/2007 -0700, Trent Mick wrote: But if you don't want the EOLs? Example from some code of mine: raise MakeError(extracting '%s' in '%s' did not create the

Re: [Python-Dev] PEP 30XZ: Simplified Parsing

2007-05-02 Thread Barry Warsaw
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 On May 2, 2007, at 3:23 PM, Alexey Borzenkov wrote: On 4/30/07, Jim Jewett [EMAIL PROTECTED] wrote: Python initially inherited its parsing from C. While this has been generally useful, there are some remnants which have been less

Re: [Python-Dev] PEP 30XZ: Simplified Parsing

2007-05-02 Thread skip
Trent But if you don't want the EOLs? Example from some code of mine: Trent raise MakeError(extracting '%s' in '%s' did not create the Trent directory that the Python build will expect: Trent '%s' % (src_pkg, dst_dir, dst))

Re: [Python-Dev] 64 bit warnings

2007-05-02 Thread Martin v. Löwis
Any thoughts? These should be fixed on a case-by-case basis. Please submit patches to SF, and assign them to me. Changes should only go into 2.6. As a principle, values that could exceed 2Gi in a hand-crafted Python program should be Py_ssize_t. Values that can never exceed the int range

Re: [Python-Dev] PEP 30XZ: Simplified Parsing

2007-05-02 Thread Mark Hammond
Please add my -1 to the chorus here, for the same reasons already expressed. Cheers, Mark -Original Message- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] ]On Behalf Of Jim Jewett Sent: Monday, 30 April 2007 1:29 PM To: Python 3000; Python Dev Subject: [Python-Dev] PEP 30XZ:

Re: [Python-Dev] PEP 30XZ: Simplified Parsing

2007-05-02 Thread Ka-Ping Yee
I fully support the removal of implicit string concatenation (explicit is better than implicit; there's only one way to do it). I also fully support the removal of backslashes for line continuation of statements (same reasons). (I mean this as distinct from line continuation within a string;

Re: [Python-Dev] PEP 30XZ: Simplified Parsing

2007-05-02 Thread Raymond Hettinger
[Skip] I use it all the time. For example, to build up (what I consider to be) readable SQL queries: rows = self.executesql(select cities.city, state, country from cities, venues, events, addresses where cities.city like %s

Re: [Python-Dev] PEP 30XZ: Simplified Parsing

2007-05-02 Thread skip
Raymond [Skip] I use it all the time. For example, to build up (what I consider to be) readable SQL queries: rows = self.executesql(select cities.city, state, country from cities, venues, events, addresses

Re: [Python-Dev] PEP 30XZ: Simplified Parsing

2007-05-02 Thread Georg Brandl
FWIW, I'm -1 on both proposals too. I like implicit string literal concatenation and I really can't see what we gain from backslash continuation removal. Georg Mark Hammond schrieb: Please add my -1 to the chorus here, for the same reasons already expressed. Cheers, Mark -Original