docs: def disable(cls, args):
          """Disable subcommand."""
          mgr = NAppsManager()
  
          if args['all']:
              napps = mgr.get_enabled()
          else:
              napps = args['<napp>']
  
          for napp in napps:
              mgr.set_napp(*napp)
              LOG.info('NApp %s:', mgr.napp_id)
              cls.disable_napp(mgr)