Update app.py

app.py

@@ -3,6 +3,7 @@ import gradio as gr
 import requests
 import inspect
 import pandas as pd
+import openai
 
 # (Keep Constants as is)
 # --- Constants ---
@@ -12,12 +13,29 @@ DEFAULT_API_URL = "https://agents-course-unit4-scoring.hf.space"
 # ----- THIS IS WERE YOU CAN BUILD WHAT YOU WANT ------
 class BasicAgent:
     def __init__(self):
-        print("BasicAgent initialized.")
+        openai.api_key = os.getenv("OPENAI_API_KEY")  # Set this in HF secrets
+
     def __call__(self, question: str) -> str:
-        print(f"Agent received question (first 50 chars): {question[:50]}...")
-        fixed_answer = "This is a default answer."
-        print(f"Agent returning fixed answer: {fixed_answer}")
-        return fixed_answer
+        system_prompt = (
+            "You are a smart AI assistant that answers factual questions clearly and concisely. "
+            "If a question requires step-by-step reasoning, do it in your head before producing a short answer. "
+            "Answer with a single sentence or phrase, no extra explanation, and no 'Final answer' phrase."
+        )
+
+        try:
+            response = openai.ChatCompletion.create(
+                model="gpt-4",
+                messages=[
+                    {"role": "system", "content": system_prompt},
+                    {"role": "user", "content": question}
+                ],
+                temperature=0.3,
+            )
+            answer = response['choices'][0]['message']['content'].strip()
+            return answer
+        except Exception as e:
+            print(f"Error during OpenAI call: {e}")
+            return "error"
 
 def run_and_submit_all( profile: gr.OAuthProfile | None):
     """