code: def get_reserved_vlan_range(self, id_or_uri):
          
          uri = self._client.build_uri(id_or_uri) + "/reserved-vlan-range"
          return self._client.get(uri)
docs: Gets the reserved vlan ID range for the fabric.
  
          Note:
              This method is only available on HPE Synergy.
  
          Args:
              id_or_uri: ID or URI of fabric.
  
          Returns:
              dict: vlan-pool