text: #!/usr/bin/python
  # -*- coding: utf-8 -*-
  # Copyright (C) 2022, Luis Pedro Coelho <luis@luispedro.org>
  # vim: set ts=4 sts=4 sw=4 expandtab smartindent:
  #
  # Permission is hereby granted, free of charge, to any person obtaining a copy
  #  of this software and associated documentation files (the "Software"), to deal
  #  in the Software without restriction, including without limitation the rights
  #  to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  #  copies of the Software, and to permit persons to whom the Software is
  #  furnished to do so, subject to the following conditions:
  #
  # The above copyright notice and this permission notice shall be included in
  #  all copies or substantial portions of the Software.
  #
  # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  #  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  #  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  #  AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  #  LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  #  OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  #  THE SOFTWARE.
  
  import sys
  
  from .. import task
  from ..jug import init
  from . import SubCommand
  
  __all__ = [
      'pack',
  ]
  
  
  class PackCommand(SubCommand):
      '''Returns 0 if all tasks are finished. 1 otherwise.
  
      pack(store, options)
  
      Executes pack subcommand
  
      Parameters
      ----------
      store : jug.backend
              backend to use
      options : jug options
      '''
      name = "pack"
  
      def run(self, store, options, *args, **kwargs):
          if not hasattr(store, 'update_pack'):
              from sys import stderr, exit
              stderr.write("Cannot pack this store (only basic file-based jugdata directories can be packed)")
              exit(1)
          packed = store.update_pack()
          options.print_out('Packed {packed} objects'.format(packed=packed))
  
  
  pack = PackCommand()
  