fixes

app.py

@@ -1,3 +1,4 @@
+# app.py
 import os
 import gradio as gr
 import requests
@@ -5,30 +6,32 @@ import pandas as pd
 
 from tools import AnswerTool
 from smolagents import CodeAgent, OpenAIServerModel
+from smolagents import DuckDuckGoSearchTool   # ← importiamo il search tool
 
 # --- Constants ---
 DEFAULT_API_URL = "https://agents-course-unit4-scoring.hf.space"
 
 class BasicAgent:
     def __init__(self):
-        # Initialize CodeAgent with GPT-4o and only the custom AnswerTool
+        # Initialize CodeAgent with GPT-4o, AnswerTool e DuckDuckGoSearchTool
         model = OpenAIServerModel(model_id="gpt-4o")
         answer_tool = AnswerTool()
+        web_tool    = DuckDuckGoSearchTool()
         self.agent = CodeAgent(
             model=model,
-            tools=[answer_tool],
-            add_base_tools=False,
-            max_steps=1,
+            tools=[answer_tool, web_tool],  # ← due tool
+            add_base_tools=False,           # niente altri tool
+            max_steps=2,                    # fino a due passaggi
             verbosity_level=0
         )
 
     def __call__(self, question: str) -> str:
-        # Single-step invocation of AnswerTool
+        # Fai girare l'agente: prima prova AnswerTool, poi DuckDuckGo se serve
         return self.agent.run(question)
 
 
 def run_and_submit_all(username):
-    # Username provided manually by the user
+    # Username fornito manualmente
     if not username:
         return "Please enter your Hugging Face username.", None
 
@@ -94,6 +97,7 @@ def test_random_question(username):
     except Exception as e:
         return f"Error during test: {e}", ""
 
+
 # --- Gradio UI ---
 with gr.Blocks() as demo:
     gr.Markdown("# Basic Agent Evaluation Runner")
@@ -110,13 +114,13 @@ with gr.Blocks() as demo:
     run_btn = gr.Button("Run Evaluation & Submit All Answers")
     test_btn = gr.Button("Test Random Question")
 
-    status_out = gr.Textbox(label="Status / Result", lines=5, interactive=False)
-    table_out = gr.DataFrame(label="Full Results Table", wrap=True)
+    status_out   = gr.Textbox(label="Status / Result", lines=5, interactive=False)
+    table_out    = gr.DataFrame(label="Full Results Table", wrap=True)
     question_out = gr.Textbox(label="Random Question", lines=3, interactive=False)
-    answer_out = gr.Textbox(label="Agent Answer", lines=3, interactive=False)
+    answer_out   = gr.Textbox(label="Agent Answer", lines=3, interactive=False)
 
-    run_btn.click(fn=run_and_submit_all, inputs=[username_input], outputs=[status_out, table_out])
+    run_btn.click(fn=run_and_submit_all,  inputs=[username_input], outputs=[status_out, table_out])
     test_btn.click(fn=test_random_question, inputs=[username_input], outputs=[question_out, answer_out])
 
 if __name__ == "__main__":
-    demo.launch(debug=True, share=False)
+    demo.launch(debug=True, share=False)