docs: def reload(cls, args):
          """Reload NApps code."""
          LOG.info('Reloading NApps...')
          mgr = NAppsManager()
  
          try:
              if args['all']:
                  mgr.reload(None)
              else:
                  napps = args['<napp>']
                  mgr.reload(napps)
  
              LOG.info('\tReloaded.')
          except requests.HTTPError as exception:
              if exception.response.status_code != 200:
                  msg = json.loads(exception.response.content)
                  LOG.error('\tServer error: %s - ', msg['error'])