Trees

Ken Seehart ken at seehart.com
Tue Jan 20 21:45:17 CET 2015


Hash Table, Christiania
(a table with many kinds of hash)

On 1/20/2015 12:19 PM, Devin Jeanpierre wrote:
> There are similarly many kinds of hash tables.
>
> For a given use case (e.g. a sorted dict, or a list with efficient
> removal, etc.), there's a few data structures that make sense, and a
> library (even the standard library) doesn't have to expose which one
> was picked as long as the performance is good.
>
> -- Devin
>
> On Tue, Jan 20, 2015 at 12:15 PM, Ken Seehart <ken at seehart.com> wrote:
>> Exactly. There are over 23,000 different kinds of trees. There's no way you
>> could get all of them to fit in a library, especially a standard one.
>> Instead, we prefer to provide people with the tools they need to grow their
>> own trees.
>>
>> http://caseytrees.org/programs/planting/ctp/
>> http://www.ncsu.edu/project/treesofstrength/treefact.htm
>> http://en.wikipedia.org/wiki/Tree
>>
>> On 1/19/2015 3:01 PM, Mark Lawrence wrote:
>>> On 19/01/2015 22:06, Zachary Gilmartin wrote:
>>>> Why aren't there trees in the python standard library?
>>>>
>>> Probably because you'd never get agreement as to which specific tree and
>>> which specific implementation was the most suitable for inclusion.
>>>
>> --
>> https://mail.python.org/mailman/listinfo/python-list

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