Update app.py

app.py

@@ -43,6 +43,7 @@ def infer(model, replay_file,
         s = serialize_replay_frame(replay_frame)
         serialized.append(s)
     serialized = np.stack(serialized)
+    serialized = torch.from_numpy(serialized)
     it.close()
 
     scoreboard = serialized[:, RF_SCOREBOARD]