new_contents: ##############################################################################
  # Copyright (c) 2013-2016, 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/llnl/spack
  # Please also see the LICENSE file 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 Flash(MakefilePackage):
      """FLASH (Fast Length Adjustment of SHort reads) is a very
      fast and accurate software tool to merge paired-end reads
      from next-generation sequencing experiments."""
  
      homepage = "https://ccb.jhu.edu/software/FLASH/"
      url      = "https://sourceforge.net/projects/flashpage/files/FLASH-1.2.11.tar.gz"
  
      version('1.2.11', 'e4d355023a766afaaab2d62f912b605c')
  
      depends_on('zlib')
  
      def install(self, spec, prefix):
          mkdirp(prefix.bin)
          install('flash', prefix.bin)
  
subject: Add a package for FLASh (bioinformatics) (#3848)