Update app.py

app.py

@@ -4,15 +4,14 @@ import requests
 import inspect
 import pandas as pd
 from smolagents import CodeAgent, DuckDuckGoSearchTool, HfApiModel, OpenAIServerModel
+
 from llama_index.core import (
     VectorStoreIndex,
     SimpleDirectoryReader,
     Settings
 )
 from llama_index.llms.openai import OpenAI
-from llama_index.settings import Settings
 
-import os
 
 class BasicAgent:
     def __init__(self):