Update app.py

app.py

@@ -560,8 +560,5 @@ elif not bg_doc and canvas_result.image_data is not None:
     
         
         
-# if canvas_result.json_data is not None:
-#     objects = pd.json_normalize(canvas_result.json_data["objects"]) # need to convert obj to str because PyArrow
-#     for col in objects.select_dtypes(include=['object']).columns:
-#         objects[col] = objects[col].astype("str")
+