Update app.py

app.py

@@ -91,7 +91,11 @@ def click_handler(evt, state):
     if state is None:
         state = (initialize_board(), -1, None, None, [])
     board, player, lu, la, history = state
-    x, y = evt.index
+    # Handle evt.index callable vs attribute
+    if callable(evt.index):
+        x, y = evt.index()
+    else:
+        x, y = evt.index
     cell = 400 // 8
     c, r = int(x // cell), int((y - cell * 2) // cell)
 
@@ -130,4 +134,4 @@ with gr.Blocks() as demo:
     new_btn=gr.Button("New Game")
     img.select(click_handler,inputs=[state],outputs=[img,state])
     new_btn.click(fn=reset_handler,outputs=[state,img])
-    demo.launch()
+    demo.launch()