billie a écrit : > robert wrote > >> Robin Becker wrote: >>> A large cgi based web Python-2.3 application needs to be speed improved. >>> experiments show the following under reasonable testing (these are 2 >>> second reportlab pdf productions) >>> >>> 1) 2.3 --> 2.5 improvement small 1-2% >>> 2) cgi --> fcgi improvement medium 10-12% >>> >>> I sort of remember claims being made about 2.5 being 10% faster than >>> 2.4/2.3 etc etc. Can anyone say where the speedups were? Presumably we >>> have a lot of old cruft that could be improved in some way eg moving >>> loops into comprehensions, using iterator methods etc. Are those sort of >>> things what we should look at? >> Python 2.5 became quite fat. For bare CGI the Python load/init >> time eats all improvements. Smaller scripts even loose lot of speed. >> I still like Python 2.3 for many other reasons for many >> applications - especially for CGI's, on Windows, for deployable >> apps, GUI's etc. because the fat coming with Python 2.4 is not >> balanced by necessary goods - mostly just fancy things. > > What do you mean? Fat of libraries or fat itself? > I tought that 2.5 was faster than precedent versions! :-\ >
It is. But it takes a bit more time to launch the interpreter. Which is barely noticiable in most cases, but can be start to be a problem with CGI. -- http://mail.python.org/mailman/listinfo/python-list
