It's a python package for searching exact and approximate nearest neighbors. It contains implementations of R-tree, R*-tree, Pivoted M-tree and BoundaryForest. It also wraps some algorithms from other libraries and is simple to use.
##installing First install prerequisites:
pip install numpy
pip install annoyInstall scipy: scipy install page Install Flann: FLANN page (installation is explained in their manual)
You can then install package:
pip install nnsearchAdditional info: Annoy installation on windows might not work, installation of Flann takes time (it doesn't freeze as you might think).