Re: [Python-Dev] Use our strict mbcs codec instead of the Windows ANSI API

2011-10-26 Thread Victor Stinner
Le Mardi 25 Octobre 2011 10:31:56 Victor Stinner a écrit : >> Basically, all functions processing filenames, so most functions of >> posixmodule.c. Some examples: >> >> - os.listdir(): FindFirstFileA, FindNextFileA, FindCloseA >> - os.lstat(): CreateFileA >> - os.getcwdb(): getcwd() >> - os.mkdir

Re: [Python-Dev] Use our strict mbcs codec instead of the Windows ANSI API

2011-10-25 Thread Stephen J. Turnbull
In general I agree with what you write, Terry. One clarification and one comment, though. Terry Reedy writes: > The doc says "All functions accepting path or file names accept both > bytes and string objects, and result in an object of the same type, if a > path or file name is returned." I

Re: [Python-Dev] Use our strict mbcs codec instead of the Windows ANSI API

2011-10-25 Thread Terry Reedy
On 10/25/2011 4:31 AM, Victor Stinner wrote: Le Mardi 25 Octobre 2011 09:09:56 vous avez écrit : I propose to raise Unicode errors if a filename cannot be decoded on Windows, instead of creating a bogus filenames with questions marks. Can you please elaborate what APIs you are talking about ex

Re: [Python-Dev] Use our strict mbcs codec instead of the Windows ANSI API

2011-10-25 Thread Victor Stinner
Le mardi 25 octobre 2011 00:57:42, Victor Stinner a écrit : > I propose to raise Unicode errors if a filename cannot be decoded on > Windows, instead of creating a bogus filenames with questions marks. > Because this change is incompatible with Python 3.2, even if such > filenames are unusable and

Re: [Python-Dev] Use our strict mbcs codec instead of the Windows ANSI API

2011-10-25 Thread Martin v. Löwis
> My proposition is a fix to user reported by a user: > http://bugs.python.org/issue13247 So your proposal is that abspath(b".") shall raise a UnicodeError in this case? Are you serious??? > In practice, characters not encodable to the ANSI code page are very rare. > For > example: it's diffic

Re: [Python-Dev] Use our strict mbcs codec instead of the Windows ANSI API

2011-10-25 Thread Victor Stinner
Le Mardi 25 Octobre 2011 09:09:56 vous avez écrit : > If it's the byte APIs (i.e. using bytes as file names), then I'm -1 on > this proposal. People that explicitly use bytes for file names deserve > to get whatever exact platform semantics the platform has to offer. This > is true on Unix, and it

Re: [Python-Dev] Use our strict mbcs codec instead of the Windows ANSI API

2011-10-25 Thread Victor Stinner
Le Mardi 25 Octobre 2011 09:09:56 vous avez écrit : > > I propose to raise Unicode errors if a filename cannot be decoded on > > Windows, instead of creating a bogus filenames with questions marks. > > Can you please elaborate what APIs you are talking about exactly? Basically, all functions proc

Re: [Python-Dev] Use our strict mbcs codec instead of the Windows ANSI API

2011-10-25 Thread Victor Stinner
Le Mardi 25 Octobre 2011 13:20:12 vous avez écrit : > Victor Stinner writes: > > I propose to raise Unicode errors if a filename cannot be decoded > > on Windows, instead of creating a bogus filenames with questions > > marks. > > By "bogus" you mean "sometimes (?) invalid and the OS will refus

Re: [Python-Dev] Use our strict mbcs codec instead of the Windows ANSI API

2011-10-25 Thread Antoine Pitrou
On Tue, 25 Oct 2011 00:57:42 +0200 Victor Stinner wrote: > Hi, > > I propose to raise Unicode errors if a filename cannot be decoded on Windows, > instead of creating a bogus filenames with questions marks. Because this > change > is incompatible with Python 3.2, even if such filenames are unu

Re: [Python-Dev] Use our strict mbcs codec instead of the Windows ANSI API

2011-10-25 Thread Martin v. Löwis
> I propose to raise Unicode errors if a filename cannot be decoded on Windows, > instead of creating a bogus filenames with questions marks. Can you please elaborate what APIs you are talking about exactly? If it's the byte APIs (i.e. using bytes as file names), then I'm -1 on this proposal. Pe

Re: [Python-Dev] Use our strict mbcs codec instead of the Windows ANSI API

2011-10-24 Thread Mark Hammond
+1 from me! Mark On 25/10/2011 9:57 AM, Victor Stinner wrote: Hi, I propose to raise Unicode errors if a filename cannot be decoded on Windows, instead of creating a bogus filenames with questions marks. Because this change is incompatible with Python 3.2, even if such filenames are unusable a

Re: [Python-Dev] Use our strict mbcs codec instead of the Windows ANSI API

2011-10-24 Thread Nick Coghlan
On Tue, Oct 25, 2011 at 8:57 AM, Victor Stinner wrote: > The ANSI API uses MultiByteToWideChar (decode) and WideCharToMultiByte > (encode) functions in the default mode (flags=0): MultiByteToWideChar() > replaces undecodable bytes by '?' and WideCharToMultiByte() ignores > unencodable characters (