Facundo Batista wrote: > 2007/10/15, Mateusz Rukowicz <[EMAIL PROTECTED]>: > >> I've been working on C decimal project during gSoC 2006. After year >> of idling (I had extremely busy first year on University, but well, most >> of us are extremely busy) I decided, that I will handle further > > Welcome back, :) > > >> merging C Decimal with main tree are much lower than year ago, so I >> would like to know if there is still interest in C version of Decimal. >> If so - should I write PEP, or just code and 'we'll see later'? > > First of all you need to address some issues raised by some people > here after you finished your work last year. I remember of Raymond > Hattinger, but maybe there were others. > > After that, you should update the C version to comply the spec in its > last version. > > Now that we have more prefixes in Py3k (0b110101, for example), we can > push to have something like 0d1.34. Or even that 1.34 is decimal by > default, and have a 0f1.34 if you want binary floating point. Or that > that behaviour is selectable system wide somehow. What people do you > think is the future here? > I think you should forget any idea of making decimal the default numeric literal type (and anyway would you do that only for literals containing decimal points?).
Using a radix notation for literals would, IMHO, be acceptable if you can get the idea accepted (it is, after all, only syntactic sugar with a little memory saving and the transfer of some computation to compile time). > >> I've made a little benchmark - given loan amount, assets and months that >> it's meant to be payed off, find minimal monthly loan cost (It's just > > I will prepare, just for decimal.py, a benchmark that is a mix of all > operations and use (a mix of common operations like add, not so used > ones like log10, context switching, exceptions raised, etc). You can > use this if you want, to measure also the difference in speed from Py > to C. Note, however, that you need to update it first for the last > spec. > regards Steve -- Steve Holden +1 571 484 6266 +1 800 494 3119 Holden Web LLC/Ltd http://www.holdenweb.com Skype: holdenweb http://del.icio.us/steve.holden Sorry, the dog ate my .sigline so I couldn't cat it _______________________________________________ Python-Dev mailing list Python-Dev@python.org http://mail.python.org/mailman/listinfo/python-dev Unsubscribe: http://mail.python.org/mailman/options/python-dev/archive%40mail-archive.com
