Example #1
0
 def legal_cards(self, played_cards):
     if not played_cards: return self.cards #first to play, everything is legal
     played_cards = Cards(played_cards)
     color = played_cards[0].color
     played_trumps = played_cards.filter_color(self.trump)
     highest = highest_card(played_cards)
     if highest.owner == None:
         raise KeyError("Played card doesn't have owner")
     winning = (highest.owner == self.partner)
     cards = self.cards.filter_color(color)
     if cards: #we can confess colour
         if color != self.trump: return cards #no trumps so no restrictions
         #must not undertrump
         higher = [t for t in cards if t>highest]
         if higher: return higher # We must overtrump
         return cards
     trumps = self.cards.get_trumps()
     if not trumps: return self.cards # Don't have any trumps so everything is legal
     if not played_trumps and not winning: return trumps # We aren't winning and we have trumps, so we must play one of those
     higher = [t for t in trumps if t>highest]
     if higher and not winning: return higher # We must overtrump
     c = self.cards.filter(lambda c: c.color!=self.trump) #Any card except trumps
     c.extend(higher)
     if c: return c
     return self.cards #we can't overtrump, but we only have trumps so we need to play them.
Example #2
0
 def will_win_this_round(self, played_cards):
     cards_played = played_cards
     """Returns whether we are absolutely certain to win this round, regardless of what we will play."""
     if not cards_played: return False
     h = highest_card(cards_played)
     if h.owner != self.partner: return False
     if len(cards_played) == 3: return True  #Only us left to play
     color = cards_played[0].color
     is_trumped = h.color == self.trump
     notyetplayed = list(range(4))
     notyetplayed.remove(self.index)
     for c in cards_played:
         notyetplayed.remove(c.owner)
     # Since we are assuming that our partner is currently winning
     # And we are not last to play, there is exactly one other player that
     # needs to play a card
     p = notyetplayed[0]
     d = self.index_to_deck(p)  # Possible cards in hand of the player
     if is_trumped:  #winning card is trump
         if d.higher_then(h): return False  # Person could overtrump
         else: return True
     if d.filter_color(self.trump): return False  # Person could trump in
     if d.higher_then(h): return False
     return True
Example #3
0
    def play_card(self, rnum, played_cards):
        played_cards = Cards(played_cards)
        self.round = rnum
        legal = self.legal_cards(played_cards)
        if len(legal) == 1:
            self.pp("Only one legal card to play")
            return self.play_this_card(legal[0])
        trumps = self.cards.get_trumps().sorted()
        non_trumps = self.cards.filter(self.is_not_trump).sorted()
        if not played_cards:
            self.pp("We are playing this round")
            if self.is_playing:
                self.pp("We are playing this game")
                high_trumps = trumps.filter(self.is_high)
                filt = Cards([c for c in high_trumps if self.glory_possibility(c)])
                if filt:
                    self.pp("We have trumps with a chance of glory")
                    if KING in filt.values(): #king is high and there is glory possibility
                        return self.play_this_card(filt.has(KING))
                    if NINE in filt.values():
                        return self.play_this_card(filt.has(NINE))
                    return self.play_this_card(filt.sorted()[0])
                

                n = len(self.unknown_cards[0].get_trumps())
                m = len(self.unknown_cards[2].get_trumps())
                if n + m != 0:
                    self.pp("The other team might still have trumps")
                    if high_trumps:
                        return self.play_this_card(high_trumps[0])
                    if len(trumps) > 1:
                        filt = [c for c in trumps if not self.glory_possibility(c) and c.value!=NINE]
                        if filt:
                            return self.play_this_card(sorted(filt)[0])
                        return self.play_this_card(sorted(trumps)[0])
                    return self.play_this_card(self.pick_non_trump())
                return self.play_this_card(self.pick_non_trump())
            #We are not playing this game
            return self.play_this_card(self.pick_non_trump())
                             
        else: #someone else already played
            highest = highest_card(played_cards)
            winning = (highest.owner == self.partner)
            color = played_cards[0].color
            
            if color != self.trump and highest.value == TEN and played_cards[0].value == TEN: #a person came out with a 10, so he has the ace
                self.player_has_card(played_cards[0].owner, Card(ACE, color))
            if color == self.trump and highest.value == NINE and played_cards[0].value == NINE:
                self.player_has_card(played_cards[0].owner, Card(JACK, color))
            
            possibilities = self.cards.filter_color(color)
            played_trumps = played_cards.get_trumps()
            if len(possibilities) == 1: #only 1 possible card to play
                self.pp("Only one possible card to play")
                return self.play_this_card(possibilities[0])
            if len(possibilities) == 0:
                self.pp("Can't confess color")
                if trumps:
                    if winning:
                        self.pp("Our mate is winning, don't trump in")
                        if non_trumps:
                            if self.is_high(highest):
                                return self.play_this_card(self.sign_mate())
                            else:
                                return self.play_this_card(self.trow_away_card())
                        else:
                            return self.play_this_card(trumps[-1])
                    if len(trumps) == 1:
                        self.pp("We have exactly one trump")
                        c = trumps[0]
                        if not played_trumps:
                            self.pp("We have to trump in")
                            return self.play_this_card(c)
                        else:
                            h = highest_card(played_trumps)
                            if c>h:
                                self.pp("We can defeat the highest played trump, so do it")
                                return self.play_this_card(c)
                            else:
                                if non_trumps:
                                    self.pp("We can't over trump, so play another card")
                                    return self.play_this_card(self.trow_away_card())
                                else:
                                    return self.play_this_card(c)
                    else:
                        self.pp("We have more then one trump")
                        if played_trumps:
                            h = played_trumps.sorted()[-1]
                            filt = trumps.higher_then(h)
                            if filt:
                                self.pp("We can over trump, do it with the lowest one")
                                return self.play_this_card(filt[0])
                            else:
                                self.pp("We can't over trump")
                                poss = self.cards.filter(self.is_not_trump)
                                if poss:
                                    return self.play_this_card(self.trow_away_card())
                                else:
                                    return self.play_this_card(trumps[0])
                        else:
                            return self.play_this_card(trumps[0]) # we play our lowest trump
                else:
                    self.pp("We have no trump and we can't confess color")
                    if winning and self.is_high(highest):
                        return self.play_this_card(self.sign_mate())
                    else:
                        return self.play_this_card(self.trow_away_card())
            else:
                self.pp("We have more than 1 card of the right color")
                if color == self.trump:
                    filt = trumps.higher_then(highest)
                    if filt:
                        self.pp("We have to overtrump")
                        if len(filt) == 1:
                            return self.play_this_card(filt[0])
                        high_cards = filt.filter(self.is_high)
                        if high_cards:
                            c, glory = self.maxmin_glory(played_cards, deck=high_cards)
                            return self.play_this_card(c)
                        c, glory = self.maxmin_glory(played_cards, deck=filt, maximize=False)
                        return self.play_this_card(c)
                    if winning and self.is_high(highest):
                        c, glory = self.maxmin_glory(played_cards)
                        return self.play_this_card(c)
                    c, glory = self.maxmin_glory(played_cards,
                                                 deck=[a for a in trumps if a.value!=NINE], maximize=False)
                    return self.play_this_card(c)
                if len(played_cards) == 3: #we are the last one to play a card
                    if winning:
                        self.pp("We are currently winning the round, and are last in line")
                        c, glory = self.maxmin_glory(played_cards)
                        if glory:
                            self.pp("We can make glory! Do it")
                            return self.play_this_card(c)
                        self.remove_known_cards(played_cards)
                        possibilities.sort()
                        c = possibilities[-1]
                        if c.value == TEN and highest.value != ACE:
                            return self.play_this_card(c)
                        if self.is_high(c): #we have the highest in hand
                            return self.play_this_card(possibilities[-2])
                         #we play our highest card
                        return self.play_this_card(c)
                    else:
                        self.pp("we are not winning this round, try to still win")
                        filt = Cards([c for c in possibilities if c>highest])
                        if filt:
                            self.pp("we can win with a card.")
                            c, glory = self.maxmin_glory(played_cards, deck=filt)
                            if glory:
                                self.pp("And we can make glory! do it")
                                return self.play_this_card(c)
                            return self.play_this_card(filt.sorted()[0])
                        else:
                            self.pp("we can't win, play a low card")
                            c, glory = self.maxmin_glory(played_cards, maximize = False)
                            return self.play_this_card(c)
                else: #we are not the last one to play in this round
                    if winning:
                        if self.is_high(highest) or (highest.color == self.trump and color != self.trump):
                            self.pp("We are currently winning with the highest card")
                            c, glory = self.maxmin_glory(played_cards)
                            if glory:
                                self.pp("There is a possibility for glory, try it")
                                return self.play_this_card(c)
                            poss = possibilities.sorted()
                            if self.is_high(poss[-1]):
                                return self.play_this_card(poss[-2])
                            return self.play_this_card(poss[-1])
                        filt = Cards([c for c in possibilities if c>highest]).sorted()
                        if filt and self.is_high(filt[-1]):
                            f = [c for c in filt if self.is_high(c)]
                            c, glory = self.maxmin_glory(played_cards, deck=f)
                            if glory:
                                self.pp("Possibility for glory with high card, do it")
                                return self.play_this_card(c)
                            return self.play_this_card(f[-1])
                        self.pp("We are currently winning, but there is a higher card in play, duck")
                        c, glory = self.maxmin_glory(played_cards, maximize=False)
                        return self.play_this_card(c)
                    filt = Cards([c for c in possibilities if self.is_high(c)]).sorted()
                    if filt and filt[0] > highest: #this last check is because it might be trumped in
                        self.pp("We have a high card, maximize glory and points!")
                        c, glory = self.maxmin_glory(played_cards, deck=filt)
                        if glory:
                            return self.play_this_card(c)
                        return self.play_this_card(filt[-1])
                    else:
                        #TODO: Do a check for not wasting a TEN or ACE
                        self.pp("we can't win, play a low card")
                        c, glory = self.maxmin_glory(played_cards, maximize=False)
                        return self.play_this_card(c)

        raise NotImplementedError("Ahhhh, shouldn't get here!")
Example #4
0
    def show_trick(self,cards, round):
        '''Here we analyze the played cards, and try to conclude some information
        on the hands of the players'''
        color = cards[0].color
        p = cards[0].owner
        glory = glory_calculation(cards,self.trump)

        def remove_all_in_color(index, color, exceptions=[]):
            if index == self.index: return
            d = self.index_to_deck(index)
            for cc in  [a for a in d if (a.color == color and a.value not in exceptions)]:
                d.remove(cc)
        
        if p != self.index: #we did not start this round
            d = self.index_to_deck(p)
            if round == 1:
                if color != self.trump: #starting player didn't play a trump
                    if Card(JACK, self.trump) in d:
                        d.remove(Card(JACK, self.trump))
                else:
                    if cards[0].value == NINE:
                        if Card(JACK, self.trump) in d:
                            self.player_has_card(p, Card(JACK, self.trump))
                    if cards[0].value == KING:
                        if Card(QUEEN, self.trump) in d:
                            self.player_has_card(p, Card(QUEEN, self.trump))

            #if not self.player_is_playing(p): #player starting didn't play
            if cards[0].value == TEN and color != self.trump:
                if Card(ACE, color) in d:
                    self.player_has_card(p, Card(ACE, color))

        if color == self.trump and cards[0].value == JACK:
            for i in [1,3]:
                if cards[i] == Card(NINE, self.trump) and glory < 25:
                    remove_all_in_color(cards[i].owner, self.trump)
                if cards[i] == Card(QUEEN, self.trump):
                    if glory:
                        remove_all_in_color(cards[i].owner, self.trump, [NINE])
                        
                    
        if p == self.index and highest_card(cards).owner == self.index: #we are playing and have won
            m = cards[2] # the card of your mate
            if m.color != color and m.color != self.trump: #mate didn't confess color and didn't trump
                if m.value in (SEVEN, EIGHT, NINE, ACE): #mate is signing
                    if m.color not in self.mate_prefered_colors:
                        self.mate_prefered_colors.append(m.color)
                        self.pp("Mate signed card color")
                elif m.value in (QUEEN, KING, TEN): #mate is de-signing the color
                    if m.color not in self.mate_prefered_colors: #if it was already signed, ignore this
                        if len(self.mate_prefered_colors) == 0:
                            self.mate_prefered_colors = list(range(4))
                            self.mate_prefered_colors.remove(self.trump)
                            self.mate_prefered_colors.remove(m.color)
                    
        if color == self.trump: #trump asked
            highest = cards[0]
            for (i,c) in enumerate(cards[1:]):
                if c.color == self.trump:
                    if c > highest:
                        highest = c
                    else: #didn't overtrump, remove those possibilities
                        if c.owner == self.index: continue
                        d = self.index_to_deck(c.owner)
                        for cc in [a for a in d if (a.color == self.trump and a > c)]:
                            d.remove(cc)
                else: #couldn't confess color
                    if c.owner == self.index: continue
                    remove_all_in_color(c.owner, self.trump)
        else: #not a trump asked
            highest = cards[0]
            for (i, c) in enumerate(cards[1:]):
                if c.color == color:
                    if c > highest: highest = c
                else: #couldn't confess color
                    if c.owner == self.index: continue
                    d = self.index_to_deck(c.owner)
                    for cc in [a for a in d if (a.color == color)]:
                        d.remove(cc)
                    if highest.owner != self.index_to_mate(c.owner):
                        if c.color != self.trump: #he didn't trump in
                            if highest.color != self.trump:
                                for cc in [a for a in d if (a.color == self.trump)]:
                                    d.remove(cc)
                            else:
                                for cc in [a for a in d if (a.color == self.trump and a > highest)]:
                                    d.remove(cc)
        
        highest = highest_card(cards)
        if highest.owner != cards[3].owner: #last person didn't win the round
            if highest.owner != cards[1].owner: #his mate also didn't
                if cards[3].color == color: #he confessed color
                    if glory > 20: #at least 40 glory, it would always have been better to prevent it
                        remove_all_in_color(cards[3].owner, color)
                    if glory == 20 and color != self.trump: #he might have chosen not to play the TEN
                        remove_all_in_color(cards[3].owner, color, [TEN])

        if color != self.trump:
            a = Card(ACE, color)
            if Card(ACE, color) in self.mystery_cards: #we haven't seen the ACE yet
                if a not in cards and cards[0].value!=TEN: #it is not played in this round
                    if self.trump not in Cards(cards).colors(): #not trumped in anywhere
                        self.pp("No Ace played in this round. How weird")
                        if cards[0].owner != self.index:
                            d = self.index_to_deck(cards[0].owner)
                            if a in d: d.remove(a)
                        if cards[2].owner != self.index:
                            d = self.index_to_deck(cards[2].owner)
                            if a in d: d.remove(a)
            if cards[0] == a: #ACE has been played
                t = Card(TEN, color)
                if cards[1] == t: remove_all_in_color(cards[1].owner, color)
                if cards[3] == t: #last person played a TEN
                    values = Cards(cards).filter_color(color).values()
                    if QUEEN in values:
                        if KING in values: remove_all_in_color(cards[3].owner, color, [JACK])
                        else: remove_all_in_color(cards[3].owner, color, [KING])
                    elif KING in values: remove_all_in_color(cards[3].owner, color, [QUEEN])
                    elif SEVEN in values and EIGHT in values:
                        remove_all_in_color(cards[3].owner, color, [NINE])
                    elif SEVEN in values and NINE in values:
                        remove_all_in_color(cards[3].owner, color, [EIGHT])
                    else:
                        remove_all_in_color(cards[3].owner, color)
            
                                    
        self.remove_known_cards(cards)