Update app.py

app.py

@@ -76,7 +76,7 @@ def predict_sales_total_batch():
     predicted_prices = model.predict(input_data).tolist()
 
     # Create a dictionary of predictions with property IDs as keys
-    product_store_ids = input_data[['Product_Id', 'Store_Id']].tolist()  
+    product_store_ids = input_data[['Product_Id', 'Store_Id']].values.tolist()  
     output_dict = dict(zip(product_store_ids, predicted_prices))  # Use actual prices
 
     # Return the predictions dictionary as a JSON response