code: def __create_handler_settings(config):
      
      server_config = config['conf']['server']
      plugins_conf = config['conf']['plugins_enabled']
  
      api_handler_settings = {
          'auth_required': server_config.get('auth_required', True),
          'upstream_timeout': server_config.get('upstream_timeout', None),
          'registry': PluginBuilder.build_plugins(plugins_conf),
      }
      if api_handler_settings['auth_required']:
          api_handler_settings['auth_tokens'] = server_config['auth_tokens']
  
      return {
          APIHandler: api_handler_settings
      }
docs: :type config: dict