# 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 RNnet(RPackage):
    """Feed-Forward Neural Networks and Multinomial Log-Linear Models.

    Software for feed-forward neural networks with a single hidden layer, and
    for multinomial log-linear models."""

    cran = "nnet"

    version('7.3-17', sha256='ee750bb8164aa058edf93823af987ab2c7ec64128dce2abeaae1b7d3661e9a67')
    version('7.3-14', sha256='5d1b9e9764d74d16c651f18f949aa4e9e2995ba64633cbfa2c6a7355ae30f4af')
    version('7.3-12', sha256='2723523e8581cc0e2215435ac773033577a16087a3f41d111757dd96b8c5559d')

    depends_on('r@2.14:', type=('build', 'run'))
    depends_on('r@3.0.0:', type=('build', 'run'), when='@7.3-14:')