fix crash

go_player/moveSearch.py

@@ -17,8 +17,8 @@ def _alphabeta(
     if board.is_game_over() or depth == 0:
         return heuristic(board, color), None
 
-    wantMax = board.next_player() == color
-    best_move = None
+    wantMax = (board.next_player() == color)
+    best_move = -1
 
     if wantMax:
         acc = -math.inf
@@ -92,7 +92,7 @@ def IDDFS(
     max_depth: int = 10,
     duration: float = 5.0,  # Duration in seconds
 ):
-    best_move = None
+    best_move = -1
     start_time = time.time()
     shouldStop = lambda: (time.time() - start_time) >= duration