On 20 lip, 02:52, Steven D'Aprano <st...@remove-this- cybersource.com.au> wrote: > On Sat, 19 Jun 2010 13:36:57 -0700, DivX wrote: > > On 19 lip, 21:18, geremy condra <debat...@gmail.com> wrote: > >> On Sat, Jun 19, 2010 at 11:53 AM, DivX <sem.r...@gmail.com> wrote: > >> > I found on the forum some discussion about crypting text and one guy > >> > did make assembly implementation of crypting algorithm. He > >> > dynamically generates mashine code and call that from python. Here > >> > are impressive > >> > resultshttp://www.daniweb.com/code/snippet216632-5.html > > >> > Is this better approach then writing extensions in c? > > >> No, xor cipher is not suitable for general purpose encryption, and what > >> do you need the speed for? xor is almost certainly not going to be the > >> bottleneck in your application. > > >> Geremy Condra > > > Just asking if this approach is good for example quicksort algoriths or > > some kind of sorting algorithms, or simulations but the point is of > > mixing python and assembler? > > Ask yourself, why aren't programs written in assembly if it's so good? > > (1) It's platform dependent. Do you really need a separate program for > every single hardware platform you want to run Quicksort on? > > (2) Writing assembler is hard, really hard. And even harder to debug. > > (3) Modern C compilers can produce better (faster, more efficient) > machine code than the best assembly code written by hand. > > Honestly, this question has been resolved twenty years ago -- thirty > years ago, maybe there was still a good point in writing general purpose > code in assembly, but now? It's just showing off. Unless you're writing > hardware specific code (e.g. device drivers) it is pointless, in my > opinion. > > I think that mixing assembly and python is a gimmick of very little > practical significance. If you really need the extra performance, check > out PyPy, Cython, Pyrex and Psyco. > > -- > Steven
I can agree with you about most of the arguments, but why he continues to developing it. What he sees and we do not see? If you're interested I found a link http://www.tahir007.com/ -- http://mail.python.org/mailman/listinfo/python-list