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 RSn(RPackage):
      """Build and manipulate probability distributions of the skew-normal
      family and some related ones, notably the skew-t family, and provide
      related statistical methods for data fitting and diagnostics, in the
      univariate and the multivariate case."""
  
      homepage = "https://cran.r-project.org/web/packages/sn/index.html"
      url      = "https://cran.r-project.org/src/contrib/sn_1.5-0.tar.gz"
      list_url = "https://cran.rstudio.com/src/contrib/Archive/sn"
  
      version('1.5-0', 'a3349773be950199d7f4c17954be56d1')
      version('1.4-0', 'cfa604317ea54224b06abd1cec179375')
      version('1.3-0', '84d02ba2ab5ca6f3644626013e7ce36d')
      version('1.2-4', 'bf3a47b05016326e910fdb4cc4967e4d')
      version('1.2-3', '290ae511d974a6beb4c3c79c0106858f')
  
      depends_on('r@3.4.0:3.4.9')
      depends_on('r-mnormt', type=('build', 'run'))
      depends_on('r-numderiv', type=('build', 'run'))
  
subject: Create new package (#6433)