docs: def _print_napps(cls, napp_list):
          """Format the NApp list to be printed."""
          mgr = NAppsManager()
          enabled = mgr.get_enabled()
          installed = mgr.get_installed()
          napps = []
          for napp, desc in sorted(napp_list):
              status = 'i' if napp in installed else '-'
              status += 'e' if napp in enabled else '-'
              status = '[{}]'.format(status)
              name = '{}/{}'.format(*napp)
              napps.append((status, name, desc))
          cls.print_napps(napps)