Engine: Card a farby/hodnoty su hashovatelne

Vlastne __eq__ rusilo zdedeny __hash__, takze karty ani enumy sa nedali
pouzit ako kluce dictov a v setoch. Hash doplneny konzistentne s __eq__.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

bridzik.py

@@ -19,6 +19,10 @@ class Card_colors(Enum):
             return self.name == other.name
         return NotImplemented
 
+    # vlastne __eq__ rusi zdedeny __hash__ -- obnovit konzistentne s __eq__
+    def __hash__(self):
+        return hash(self.name)
+
 
 class Card_values(Enum):
     C7 = 1
@@ -51,6 +55,10 @@ class Card_values(Enum):
             return self.name == other.name
         return NotImplemented
 
+    # vlastne __eq__ rusi zdedeny __hash__ -- obnovit konzistentne s __eq__
+    def __hash__(self):
+        return hash(self.name)
+
 
 class Card():
     def __init__(self, color: Card_colors, value: Card_values):
@@ -63,6 +71,10 @@ class Card():
                 and self.value == other.value
         return NotImplemented
 
+    # vlastne __eq__ rusi zdedeny __hash__ -- obnovit konzistentne s __eq__
+    def __hash__(self):
+        return hash((self.color, self.value))
+
     def __str__(self):
         return '{}_{}'.format(self.color.name, self.value.name)