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 RPlotly(RPackage):
      """Easily translate 'ggplot2' graphs to an interactive web-based version
      and/or create custom web-based visualizations directly from R."""
  
      homepage = "https://cran.r-project.org/web/packages/plotly/index.html"
      url      = "https://cran.r-project.org/src/contrib/plotly_4.7.1.tar.gz"
      list_url = "https://cran.rstudio.com/src/contrib/Archive/plotly"
  
      version('4.7.1', '4799c8b429291d4c52fb904380806548')
      version('4.7.0', '5bd52d515c01af7ff291c30a6cf23bec')
      version('4.6.0', '27ff3de288bacfaad6e6694752ea2929')
      version('4.5.6', 'e6e00177fa64dc6b1a199facfd73f585')
      version('4.5.2', '7eb11b24a9faa9a572657fd89ed72fa5')
  
      depends_on('r@3.4.0:3.4.9')
      depends_on('r-ggplot2', type=('build', 'run'))
      depends_on('r-httr', type=('build', 'run'))
      depends_on('r-base64enc', type=('build', 'run'))
      depends_on('r-htmltools', type=('build', 'run'))
      depends_on('r-tidyr', type=('build', 'run'))
      depends_on('r-dplyr', type=('build', 'run'))
      depends_on('r-htmlwidgets', type=('build', 'run'))
      depends_on('r-data-table', type=('build', 'run'))
      depends_on('r-hexbin', type=('build', 'run'))
      depends_on('r-purrr', type=('build', 'run'))
      depends_on('r-crosstalk', type=('build', 'run'))
  
subject: Create new package (#6423)