Added is_three_of_a_kind and is_four_of_a_kind

Checkpoint 1: The first thing that comes to my mind, along the same vein
as the Die objects, is a deck of cards. You could create a deck of Card
objects and deal hands to simulate poker or blackjack.

dice_stats.py

@@ -18,13 +18,33 @@ class FiveDice:
             if face != 1:
                 return False
         return True
+    
+    def is_three_of_a_kind(self):
+        self.faces().sort()
+        if self.faces()[0] == self.faces()[1] and self.faces()[0] == self.faces()[2] and self.faces()[0] != self.faces()[3]:
+            return True
+        elif self.faces()[1] == self.faces()[2] and self.faces()[1] == self.faces()[3] and self.faces()[1] != self.faces()[4]:
+            return True
+        elif self.faces()[2] == self.faces()[3] and self.faces()[2] == self.faces()[4]:
+            return True
+        else:
+            return False
+
+    def is_four_of_a_kind(self):
+        self.faces().sort()
+        if self.faces()[0] != self.faces()[4] and self.faces()[0] == self.faces()[1] and self.faces()[0] == self.faces()[2] and self.faces()[0] == self.faces()[3]:
+            return True
+        elif self.faces()[0] != self.faces()[1] and self.faces()[1] == self.faces()[2] and self.faces()[1] == self.faces()[3] and self.faces()[1] == self.faces()[4]:
+            return True
+        else:
+            return False
 
 dice = FiveDice()
 successes = 0
 trials = 1000000
 for trial in tqdm(range(trials)):
     dice.roll()
-    if dice.all_ones():
+    if dice.is_four_of_a_kind():
         successes += 1
 
 print(successes/trials)