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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def drop_slot(self, slot=None, drop_stack=False):
 """ Drop one or all items of the slot. Does not wait for confirmation from the server. If you want that, use a ``Task`` and ``yield inventory.async.drop_slot()`` instead. If ``slot`` is None, drops the ``cursor_slot`` or, if that's empty, the currently held item (``active_slot``). Args: slot (Optional[Slot]):
 The dropped slot. Can be None, integer, or ``Slot`` instance. Returns: int: The action ID of the click """

        if slot is None:
            if self.cursor_slot.is_empty:
                slot = self.active_slot
            else:
                slot = self.cursor_slot
        elif isinstance(slot, int):  # also allow slot nr
            slot = self.window.slots[slot]
        if slot == self.cursor_slot:
            # dropping items from cursor is done via normal click
            return self.click_slot(self.cursor_slot, not drop_stack)
        return self.send_click(windows.DropClick(slot, drop_stack))