code: def performFirmwareUpdate(self, unDeviceIndex):
          
  
          fn = self.function_table.performFirmwareUpdate
          result = fn(unDeviceIndex)
          return result
docs: Performs the actual firmware update if applicable. 
          The following events will be sent, if VRFirmwareError_None was returned: VREvent_FirmwareUpdateStarted, VREvent_FirmwareUpdateFinished 
          Use the properties Prop_Firmware_UpdateAvailable_Bool, Prop_Firmware_ManualUpdate_Bool, and Prop_Firmware_ManualUpdateURL_String
          to figure our whether a firmware update is available, and to figure out whether its a manual update 
          Prop_Firmware_ManualUpdateURL_String should point to an URL describing the manual update process