.. _annoy-index:

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Annoy (experimental)
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This module contains some functions related to :py:mod:`~.annoy` under :py:mod:`~.cexternals`.

.. seealso::

   * https://pypi.org/project/annoy


Annoy (Approximate Nearest Neighbors Oh Yeah) is a C++ library with Python bindings
to search for points in space that are close to a given query point.
It also creates large read-only file-based data structures
that are mmapped into memory so that many processes may share the same data.