Trees

Joel Goldstick joel.goldstick at gmail.com
Tue Jan 20 05:49:29 CET 2015


On Mon, Jan 19, 2015 at 11:21 PM, Dan Stromberg <drsalists at gmail.com> wrote:

> On Mon, Jan 19, 2015 at 6:46 PM, Mark Lawrence <breamoreboy at yahoo.co.uk>
> wrote:
> > On 20/01/2015 00:49, Dan Stromberg wrote:
> >>
>

apropos of nothing, I went to stonybrook too. beee 1978



> >> On Mon, Jan 19, 2015 at 2:06 PM, Zachary Gilmartin
> >> <zacharygilmartin at gmail.com> wrote:
> >>>
> >>> Why aren't there trees in the python standard library?
> >>
> >>
> >> Trees are kind of specialized datastructures; no one type of tree
> >> solves all tree-related problems suitably well.
> >>
> >> I think probably the most common need for a tree is implementing a
> >> cache, but most times you're tempted to sort inside a loop you're
> >> better off with a tree.
> >>
> >> I've put some time into python trees; most of them are on pypi and at:
> >> http://stromberg.dnsalias.org/~dstromberg/datastructures/
> >> and:
> >>
> http://stromberg.dnsalias.org/~strombrg/python-tree-and-heap-comparison/
> >>
> >> HTH
> >>
> >
> > I don't know if you've seen this http://kmike.ru/python-data-structures/
> but
> > maybe of interest.
>
> I've seen it. It's a nice page.
>
> I attempted to get my treap port in there since it has a Cython
> version, but it didn't seem to take.
>
> I've mostly focused on pure python that runs on CPython 2.x, CPython
> 3.x, Pypy, Pypy3 and Jython.
> --
> https://mail.python.org/mailman/listinfo/python-list
>



-- 
Joel Goldstick
http://joelgoldstick.com
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