new_contents: ##############################################################################
  # Copyright (c) 2013-2017, Lawrence Livermore National Security, LLC.
  # Produced at the Lawrence Livermore National Laboratory.
  #
  # This file is part of Spack.
  # Created by Todd Gamblin, tgamblin@llnl.gov, All rights reserved.
  # LLNL-CODE-647188
  #
  # For details, see https://github.com/spack/spack
  # Please also see the NOTICE and LICENSE files for our notice and the LGPL.
  #
  # This program is free software; you can redistribute it and/or modify
  # it under the terms of the GNU Lesser General Public License (as
  # published by the Free Software Foundation) version 2.1, February 1999.
  #
  # This program is distributed in the hope that it will be useful, but
  # WITHOUT ANY WARRANTY; without even the IMPLIED WARRANTY OF
  # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the terms and
  # conditions of the GNU Lesser General Public License for more details.
  #
  # You should have received a copy of the GNU Lesser General Public
  # License along with this program; if not, write to the Free Software
  # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
  ##############################################################################
  from spack import *
  
  
  class RSom(RPackage):
      """Self-Organizing Map (with application in gene clustering)."""
  
      homepage = "https://cran.r-project.org/web/packages/som/index.html"
      url      = "https://cran.r-project.org/src/contrib/som_0.3-5.1.tar.gz"
      list_url = "https://cran.rstudio.com/src/contrib/Archive/som"
  
      version('0.3-5.1', '802a5a80902579354ce3420faeeeb756')
      version('0.3-5', '72717499794c7aa945a768b742af8895')
      version('0.3-4', '1e25572e446409f5e32c5da5f1af98e6')
      version('0.3-3', 'd4ac444be24f71d08b99974c2f4b96e5')
      version('0.3-2', '4ce28f46df68fbb73905711ba2416fac')
  
      depends_on('r@3.4.0:3.4.9')
  
subject: Create new package (#6364)