text: # Copyright 2013-2021 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 import *
  
  
  class RClass(RPackage):
      """Various functions for classification, including k-nearest neighbour,
      Learning Vector Quantization and Self-Organizing Maps."""
  
      homepage = "http://www.stats.ox.ac.uk/pub/MASS4/"
      url      = "https://cloud.r-project.org/src/contrib/class_7.3-14.tar.gz"
      list_url = "https://cloud.r-project.org/src/contrib/Archive/class"
  
      version('7.3-15', sha256='f6bf33d610c726d58622b6cea78a808c7d6a317d02409d27c17741dfd1c730f4')
      version('7.3-14', sha256='18b876dbc18bebe6a00890eab7d04ef72b903ba0049d5ce50731406a82426b9c')
  
      depends_on('r@3.0.0:', type=('build', 'run'))
      depends_on('r-mass', type=('build', 'run'))
  