Update app.py

app.py

@@ -5,7 +5,7 @@ import pandas as pd
 from typing import Optional
 from smolagents import CodeAgent, OpenAIServerModel, tool
 
-# --- 搜尋工具 ---
+# --- 搜尋工具 (DeepSeek R1 專用修復版) ---
 try:
     from duckduckgo_search import DDGS
 except ImportError:
@@ -22,12 +22,12 @@ def web_search(query: str) -> str:
     """
     print(f"🕵️ [Debug] Searching: {query}")
     try:
-        # 使用 backend='html' 比較穩定
+        # 使用 backend='html' 來繞過 IP 封鎖
         with DDGS() as ddgs:
-            results = ddgs.text(query, max_results=3, backend="html")
+            results = ddgs.text(query, max_results=4, backend="html")
         
         if not results:
-            return "No results."
+            return "No results found. The search tool is being rate-limited."
             
         formatted = []
         for r in results:
@@ -49,7 +49,8 @@ class GroqAgent:
             self.agent = None
             return
             
-        # 🔥 改用 DeepSeek R1 (70B)
+        # 🔥 關鍵修改：使用 DeepSeek R1 (70B)
+        # 它的推理能力比 Llama 3.3 強，非常適合解決這種邏輯題
         model = OpenAIServerModel(
             model_id="deepseek-r1-distill-llama-70b",
             api_base="https://api.groq.com/openai/v1",
@@ -68,11 +69,12 @@ class GroqAgent:
             return "Error: GROQ_API_KEY not configured."
         
         try:
-            # 針對 R1 模型的提示詞
+            # 針對 DeepSeek R1 的思維鏈提示詞
             prompt = f"""
             Answer the question concisely.
-            1. Use 'web_search' for facts.
-            2. If search fails, guess immediately.
+            1. Use 'web_search' to find facts.
+            2. If search fails or returns no results, use your internal knowledge to GUESS immediately.
+            3. Do not try to search more than once if it fails.
             
             Question: {question}
             """