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# Copyright 2013-2022 Lawrence Livermore National Security, LLC and other
# Spack Project Developers. See the top-level COPYRIGHT file for details.
#
# SPDX-License-Identifier: (Apache-2.0 OR MIT)

from spack.package import *


class RFnn(RPackage):
    """Fast Nearest Neighbor Search Algorithms and Applications.

    Cover-tree and kd-tree fast k-nearest neighbor search algorithms and
    related applications including KNN classification, regression and
    information measures are implemented."""

    cran = "FNN"

    version('1.1.3.1', sha256='52b0e20611481a95bced40be4126f44b002fd3a9c4c9674bb34db4e1e3b5be5a')
    version('1.1.3', sha256='de763a25c9cfbd19d144586b9ed158135ec49cf7b812938954be54eb2dc59432')
    version('1.1.2.2', sha256='b51a60fbbeff58c48cc90c2023c48972d5082d68efd02284c17ccd9820986326')
    version('1.1',   sha256='b2a2e97af14aa50ef4dce15a170e1d7329aebb7643bab4a6cf35609555acccce')
    version('1.0',   sha256='5606cc656c5488b56ee9227088bec662539589fd626ea5aae0e4d57d70a6fe03')
    version('0.6-4', sha256='2d0eb7b2aab9ff2e4deaf0b5e39b817f3f3701c0dcefa8a380bdc7111e68d853')
    version('0.6-3', sha256='9ac1817852427a056b5c6ad6ac5212bc43abd29ce15f98441a6261b25cf5f810')
    version('0.6-2', sha256='f1fc410c341175bdb11a75b063c8c987e15b632378b56148d3566b91fca53a31')

    depends_on('r@3.0.0:', type=('build', 'run'))