Update app.py

app.py

@@ -43,7 +43,7 @@ def infer():
     img2text_tasks = fetch_task('img2text', fetch_all=True)
 
     if not img2text_tasks:
-        return "No tasks found or failed to fetch tasks."
+        return "No tasks found."
 
     for task in img2text_tasks:
         try:
@@ -78,7 +78,7 @@ def infer():
             update_task_status('img2text', task['id'], 'Successed', {"text": parsed_answer})
         except Exception as e:
             print(f"Error processing task {task['id']}: {e}")
-            update_task_status('img2text', task['id'], 'Failed', {"error": e})
+            update_task_status('img2text', task['id'], 'Failed', {"error": str(e)})
             return f"Error processing task {task['id']}: {e}"
 
     return "Successed! No pending tasks found."