Update app.py

app.py

@@ -6,6 +6,7 @@ from concurrent.futures import ThreadPoolExecutor, as_completed
 from datetime import datetime
 from pathlib import Path
 from typing import List, Optional
+from urllib import parse
 
 import datasets
 import pandas as pd
@@ -36,14 +37,12 @@ from smolagents import (
     HfApiModel,
     LiteLLMModel,
     Model,
-    ToolCallingAgent,
+    load_tool,
+    Tool,
 )
 from smolagents.agent_types import AgentText, AgentImage, AgentAudio
 from smolagents.gradio_ui import pull_messages_from_step, handle_agent_output_types
 
-from smolagents import Tool
-
-from urllib import parse
 
 WOLFRAM_RESPONSE_KEYS = [
     "Result",
@@ -289,7 +288,7 @@ def stream_to_gradio(
 class GradioUI:
     """A one-line interface to launch your agent in Gradio"""
 
-    def __init__(self, file_upload_folder: str | None = None):
+    def __init__(self, file_upload_folder: str | None = "uploads"):
         
         self.file_upload_folder = file_upload_folder
         if self.file_upload_folder is not None: