Update app.py

app.py

@@ -6,11 +6,10 @@ import yaml
 from tools.final_answer import FinalAnswerTool
 from dotenv import load_dotenv
 from Gradio_UI import GradioUI
-
+import os
 
 load_dotenv()
 
-
 HF_TOKEN = os.getenv("HF_TOKEN")