On Thu, Jul 2, 2009 at 21:56, schickb<schi...@gmail.com> wrote: > I have fairly often found the need to split a sequence into two groups > based on a function result. Much like the existing filter function, > but returning a tuple of true, false sequences. In Python, something > like: > > def split(seq, func=None): > if func is None: > func = bool > t, f = [], [] > for item in seq: > if func(item): > t.append(item) > else: > f.append(item) > return (t, f) > > The discussion linked to below has various approaches for doing this > now, but most traverse the sequence twice and many don't apply a > function to spit the sequence. > http://stackoverflow.com/questions/949098/python-split-a-list-based-on-a-condition > > Is there any interest in a C implementation of this? Seems too trivial > to write a PEP, so I'm just trying to measure interest before diving > in. This wouldn't really belong in intertool. Would it be best > implemented as a top level built-in? > > -Brad > -- > http://mail.python.org/mailman/listinfo/python-list >
This sounds like it belongs to the python-ideas list. I suggest posting there for better feedback, since the core developers check that list more often than this one. -- Pablo Torres N. -- http://mail.python.org/mailman/listinfo/python-list
