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| References | <CAG=hEY1L-39EmuWpdEh_n-BNfs=qG9nL=MrMT0ar72yGBrkoUA@mail.gmail.com> <CAGGBd_pMdYZwt-ksdSpDFNVxXwkekGsJFi=2C66PStTFzS0R+w@mail.gmail.com> <m9kfhe$vh$1@ger.gmane.org> |
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| Date | 2015-01-19 20:21 -0800 |
| Subject | Re: Trees |
| From | Dan Stromberg <drsalists@gmail.com> |
| Newsgroups | comp.lang.python |
| Message-ID | <mailman.17882.1421727721.18130.python-list@python.org> (permalink) |
On Mon, Jan 19, 2015 at 6:46 PM, Mark Lawrence <breamoreboy@yahoo.co.uk> wrote: > On 20/01/2015 00:49, Dan Stromberg wrote: >> >> On Mon, Jan 19, 2015 at 2:06 PM, Zachary Gilmartin >> <zacharygilmartin@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.
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Re: Trees Dan Stromberg <drsalists@gmail.com> - 2015-01-19 20:21 -0800
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