Update app.py

app.py

@@ -1,7 +1,8 @@
 import smolagents
 print("Smolagents version:", smolagents.__version__)
 import gradio as gr
-from smolagents import CodeAgent, CodeInterpreterTool, HfApiModel
+from smolagents import CodeAgent, PythonCodeInterpreter, HfApiModel
+
 # Build agent
 agent = CodeAgent(
     tools=[CodeInterpreterTool()],