How to use the bleak.exc.BleakDotNetTaskError function in bleak

"""
    done = asyncio.Event()
    # Register AsyncOperationCompletedHandler callback that triggers the above asyncio.Event.
    op.Completed = AsyncOperationCompletedHandler[return_type](
        lambda x, y: loop.call_soon_threadsafe(done.set)
    )
    # Wait for callback.
    await done.wait()

    if op.Status == AsyncStatus.Completed:
        return op.GetResults()
    elif op.Status == AsyncStatus.Error:
        # Exception occurred. Wrap it in BleakDotNetTaskError
        # to make it catchable.
        raise BleakDotNetTaskError(op.ErrorCode.ToString())
    else:
        # TODO: Handle IsCancelled.
        raise BleakDotNetTaskError("IAsyncOperation Status: {0}".format(op.Status))

# Register AsyncOperationCompletedHandler callback that triggers the above asyncio.Event.
    op.Completed = AsyncOperationCompletedHandler[return_type](
        lambda x, y: loop.call_soon_threadsafe(done.set)
    )
    # Wait for callback.
    await done.wait()

    if op.Status == AsyncStatus.Completed:
        return op.GetResults()
    elif op.Status == AsyncStatus.Error:
        # Exception occurred. Wrap it in BleakDotNetTaskError
        # to make it catchable.
        raise BleakDotNetTaskError(op.ErrorCode.ToString())
    else:
        # TODO: Handle IsCancelled.
        raise BleakDotNetTaskError("IAsyncOperation Status: {0}".format(op.Status))

if services_result.Status != GattCommunicationStatus.Success:
                raise BleakDotNetTaskError("Could not get GATT services.")

            # TODO: Check if fetching yeilds failures...
            for service in services_result.Services:
                characteristics_result = await wrap_IAsyncOperation(
                    IAsyncOperation[GattCharacteristicsResult](
                        service.GetCharacteristicsAsync()
                    ),
                    return_type=GattCharacteristicsResult,
                    loop=self.loop,
                )
                self.services.add_service(BleakGATTServiceDotNet(service))
                if characteristics_result.Status != GattCommunicationStatus.Success:
                    raise BleakDotNetTaskError(
                        "Could not get GATT characteristics for {0}.".format(service)
                    )
                for characteristic in characteristics_result.Characteristics:
                    descriptors_result = await wrap_IAsyncOperation(
                        IAsyncOperation[GattDescriptorsResult](
                            characteristic.GetDescriptorsAsync()
                        ),
                        return_type=GattDescriptorsResult,
                        loop=self.loop,
                    )
                    self.services.add_characteristic(
                        BleakGATTCharacteristicDotNet(characteristic)
                    )
                    if descriptors_result.Status != GattCommunicationStatus.Success:
                        raise BleakDotNetTaskError(
                            "Could not get GATT descriptors for {0}.".format(

def result(self):
        # TODO: Handle IsCancelled.
        if self.task.IsFaulted:
            # Exception occurred. Wrap it in BleakDotNetTaskError
            # to make it catchable.
            raise BleakDotNetTaskError(self.task.Exception.ToString())

        return self.task.Result

def result(self):
        if self.operation.Status == AsyncStatus.Completed:
            return self.operation.GetResults()
        elif self.operation.Status == AsyncStatus.Error:
            # Exception occurred. Wrap it in BleakDotNetTaskError
            # to make it catchable.
            raise BleakDotNetTaskError(self.operation.ErrorCode.ToString())
        else:
            # TODO: Handle IsCancelled.
            raise BleakDotNetTaskError(
                "IAsyncOperation Status: {0}".format(self.operation.Status)
            )

"""
        # Return the Service Collection.
        if self._services_resolved:
            return self.services
        else:
            logger.debug("Get Services...")
            services_result = await wrap_IAsyncOperation(
                IAsyncOperation[GattDeviceServicesResult](
                    self._requester.GetGattServicesAsync()
                ),
                return_type=GattDeviceServicesResult,
                loop=self.loop,
            )

            if services_result.Status != GattCommunicationStatus.Success:
                raise BleakDotNetTaskError("Could not get GATT services.")

            # TODO: Check if fetching yeilds failures...
            for service in services_result.Services:
                characteristics_result = await wrap_IAsyncOperation(
                    IAsyncOperation[GattCharacteristicsResult](
                        service.GetCharacteristicsAsync()
                    ),
                    return_type=GattCharacteristicsResult,
                    loop=self.loop,
                )
                self.services.add_service(BleakGATTServiceDotNet(service))
                if characteristics_result.Status != GattCommunicationStatus.Success:
                    raise BleakDotNetTaskError(
                        "Could not get GATT characteristics for {0}.".format(service)
                    )
                for characteristic in characteristics_result.Characteristics: