fast kdtree tree implementation for python 3?

[Marco Nawijn]

On 11 sep, 20:15, _wolf <wolfgang.l... at gmail.com> wrote:
> does anyone have a suggestion for a ready-to-go, fast kdtree
> implementation for python 3.1 and up, for nearest-neighbor searches? i
> used to use the one from numpy/scipy, but find it a pain to install
> for python 3. also, i'm trying to wrap the code fromhttp://code.google.com/p/kdtree/
> using cython, but i'm still getting errors.
>
> i wish stuff like kdtree, levenshtein edit distance and similar things
> were available in the standard library.

Do you know about the kdtree implementation in biopython? I don't know
if it is already available for Python 3, but for me it worked fine in
Python 2.X.

Marco