[Python-Dev] Proposal: add odict to collections
"Martin v. Löwis"
martin at v.loewis.de
Sun Jun 15 10:48:25 CEST 2008
> ... like your implementation. It is not too hard to get the delitem
> O(log n) compared to your O(n), see here:
>
> http://codespeak.net/svn/user/arigo/hack/pyfuse/OrderedDict.py
>
> So many people are implementing this kind of data type but do not really
> care about making as fast as it could be ... IMHO yet another reason to
> ship a usable implementation with Python.
If you use a linked list instead of Python list, you can even do
deletion in O(1). Of course, memory consumption will be higher.
Regards,
Martin
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