In article <mailman.5752.1329102603.27778.python-l...@python.org>, Terry Reedy <tjre...@udel.edu> wrote:
> On 2/12/2012 5:14 PM, Chris Angelico wrote: > > On Mon, Feb 13, 2012 at 9:07 AM, Terry Reedy<tjre...@udel.edu> wrote: > >> The situation before ascii is like where we ended up *before* unicode. > >> Unicode aims to replace all those byte encoding and character sets with > >> *one* byte encoding for *one* character set, which will be a great > >> simplification. It is the idea of ascii applied on a global rather that > >> local basis. > > > > Unicode doesn't deal with byte encodings; UTF-8 is an encoding, > > The Unicode Standard specifies 3 UTF storage formats* and 8 UTF > byte-oriented transmission formats. UTF-8 is the most common of all > encodings for web pages. (And ascii pages are utf-8 also.) It is the > only one of the 8 most of us need to much bother with. Look here for the > list > http://www.unicode.org/glossary/#U > and for details look in various places in > http://www.unicode.org/versions/Unicode6.1.0/ch03.pdf > > > but so are UTF-16, UTF-32. > > and as many more as you could hope for. > > All the non-UTF 'as many more as you could hope for' encodings are not > part of Unicode. > > * The new internal unicode scheme for 3.3 is pretty much a mixture of > the 3 storage formats (I am of course, skipping some details) by using > the widest one needed for each string. The advantage is avoiding > problems with each of the three. The disadvantage is greater internal > complexity, but that should be hidden from users. They will not need to > care about the internals. They will be able to forget about 'narrow' > versus 'wide' builds and the possible requirement to code differently > for each. There will only be one scheme that works the same on all > platforms. Most apps should require less space and about the same time. All that is just fine, but what the heck are we going to do about ascii art, that's what I want to know. Python just won't be the same in UTF-8. /^\/^\ _|__| O| \/ /~ \_/ \ \____|__________/ \ \_______ \ `\ \ \ | | \ / / \ / / \\ / / \ \ / / \ \ / / _----_ \ \ / / _-~ ~-_ | | ( ( _-~ _--_ ~-_ _/ | \ ~-____-~ _-~ ~-_ ~-_-~ / ~-_ _-~ ~-_ _-~ - jurcy - ~--______-~ ~-___-~ -- http://mail.python.org/mailman/listinfo/python-list
