def slot(self):
		"""The slot of this touch event.

		See the kernel's multitouch protocol B documentation for more
		information.

		If the touch event has no assigned slot, for example if it is from
		a single touch device, this property returns -1.

		For events not of type :attr:`~libinput.constant.EventType.TOUCH_DOWN`,
		:attr:`~libinput.constant.EventType.TOUCH_UP`,
		:attr:`~libinput.constant.EventType.TOUCH_MOTION` or
		:attr:`~libinput.constant.EventType.TOUCH_CANCEL`, this property
		raises :exc:`AttributeError`.

		Returns:
			int: The slot of this touch event.
		Raises:
			AttributeError
		"""

		if self.type == EventType.TOUCH_FRAME:
			raise AttributeError(_wrong_prop.format(self.type))
		return self._libinput.libinput_event_touch_get_slot(self._handle)