code: def make(parser):
      
      mds_parser = parser.add_subparsers(dest='subcommand')
      mds_parser.required = True
  
      mds_create = mds_parser.add_parser(
          'create',
          help='Deploy Ceph MDS on remote host(s)'
      )
      mds_create.add_argument(
          'mds',
          metavar='HOST[:NAME]',
          nargs='+',
          type=colon_separated,
          help='host (and optionally the daemon name) to deploy on',
          )
      parser.set_defaults(
          func=mds,
          )
docs: Ceph MDS daemon management