code: def _open_script_interface(self, conn_id, callback):
          
  
          try:
              handle = self._find_handle(conn_id)
              services = self._connections[handle]['services']
          except (ValueError, KeyError):
              callback(conn_id, self.id, False, 'Connection closed unexpectedly before we could open the script interface')
              return
  
          success = TileBusHighSpeedCharacteristic in services[TileBusService]['characteristics']
          reason = None
          if not success:
              reason = 'Could not find high speed streaming characteristic'
  
          callback(conn_id, self.id, success, reason)
docs: Enable script streaming interface for this IOTile device
  
          Args:
              conn_id (int): the unique identifier for the connection
              callback (callback): Callback to be called when this command finishes
                  callback(conn_id, adapter_id, success, failure_reason)