code: def make(parser):
      
      config_parser = parser.add_subparsers(dest='subcommand')
      config_parser.required = True
  
      config_push = config_parser.add_parser(
          'push',
          help='push Ceph config file to one or more remote hosts'
          )
      config_push.add_argument(
          'client',
          metavar='HOST',
          nargs='+',
          help='host(s) to push the config file to',
          )
  
      config_pull = config_parser.add_parser(
          'pull',
          help='pull Ceph config file from one or more remote hosts'
          )
      config_pull.add_argument(
          'client',
          metavar='HOST',
          nargs='+',
          help='host(s) to pull the config file from',
          )
      parser.set_defaults(
          func=config,
          )
docs: Copy ceph.conf to/from remote host(s)