On Thu, Feb 09, 2006 at 10:23:12AM -0800, [EMAIL PROTECTED] wrote: > Jack Diederich wrote: > > On Wed, Feb 08, 2006 at 12:50:19PM -0800, Swroteb wrote: > > > Hi there, > > > > > > I've got a reasonably sized list of objects that I'd like to pull out > > > all combinations of five elements from. Right now I have a way to do > > > this that's quite slow, but manageable. I know there must be a better > > > way to do this, but I'm not sure what it is. Here's what I've got so > > > far: > > > > > > > import probstat # http://probstat.sourceforge.net > > for (a, b, c) in probstat.Combination(range(9), 3): # 0..9, pick 3 > > print a, b, c > > > > It is a C extension that does permutations & combinations and is > > about 10x faster than doing it in pure python [I'm the author]. > > It is also the 3rd result for "python combination" and 5th for > > "python permutaiton" but every month someone posts to c.l.py asking > > for something similar. Go figure. > > Did you ever figure that some people use Windows?
I don't have a windows dev box so I can't vouch for this binary but a user sent me a windows .pyd yesterday. http://jackdied.com/static/probstat.pyd -jackdied -- http://mail.python.org/mailman/listinfo/python-list
