code: def update(self, data):
          
          if data is None:
              for device in self.devices:
                  device.clear_info()
          else:
              for device, device_info in zip(self.devices, data):
                  device.device_info = device_info
                  self.connection.log("Device information updated -> [{}]".format(device))
docs: Update the chain object with the predefined data.