def label(self) -> Optional[str]:
        """The name given by the user to the device.

        Note: labels are shown to the user to help distinguish their devices,
        and they are also used as a fallback to distinguish devices programmatically.
        So ideally, different devices would have different labels.
        """
        # When returning a constant here (i.e. not implementing the method in the way
        # it is supposed to work), make sure the return value is in electrum.plugin.PLACEHOLDER_HW_CLIENT_LABELS
        return " "
The name given by the user to the device.

        Note: labels are shown to the user to help distinguish their devices,
        and they are also used as a fallback to distinguish devices programmatically.
        So ideally, different devices would have different labels.
        
electrum/hw_wallet/plugin.py