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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 on_touch_up(self, touch):
 """If a card is being dragged, put it in the place it was just dropped and trigger a layout. """

        if (
                'card' not in touch.ud or
                'layout' not in touch.ud or
                touch.ud['layout'] != self
        ):
            return
        if hasattr(touch.ud['card'], '_topdecked'):
            self.canvas.after.remove(touch.ud['card']._topdecked)
            del touch.ud['card']._topdecked
        if None not in (self.insertion_deck, self.insertion_card):
            # need to sync to adapter.data??
            card = touch.ud['card']
            del card.parent.decks[card.deck][card.idx]
            for i in range(0, len(card.parent.decks[card.deck])):
                card.parent.decks[card.deck][i].idx = i
            deck = self.decks[self.insertion_deck]
            if self.insertion_card >= len(deck):
                deck.append(card)
            else:
                deck.insert(self.insertion_card, card)
            card.deck = self.insertion_deck
            card.idx = self.insertion_card
            self.decks[self.insertion_deck] = deck
            self.insertion_deck = self.insertion_card = None
        self._trigger_layout()