update app.py

app.py

@@ -1,3 +1,4 @@
+import traceback
 import logging
 from typing import Optional
 import spaces
@@ -258,8 +259,8 @@ def process(
         logger.info("finish processing")
         return image_som, str(parsed_content_list)
     except Exception as e:
-        error_message = str(e)
-        logger.info(error_message)
+        error_message = traceback.format_exc()
+        logger.warning(error_message)
         return image_input, error_message
 
 logger.info("Starting App.")