Upload tool

app.py

@@ -1,4 +1,5 @@
 from smolagents import launch_gradio_demo
+from typing import Optional
 from tool import SimpleTool
 
 tool = SimpleTool()

requirements.txt

@@ -1,2 +1,2 @@
-googlemaps
 smolagents
+googlemaps

tool.py

@@ -1,4 +1,5 @@
 from smolagents import Tool
+from typing import Optional
 
 class SimpleTool(Tool):
     name = "get_travel_duration"