Update tools.py

tools.py

@@ -1,6 +1,7 @@
 from langchain_core.tools import tool
 import wikipediaapi
 import pandas as pd
+import requests
 
 
 @tool
@@ -88,3 +89,37 @@ def search_wikipedia(page_title: str, language: str) -> str:
 
     except Exception as e:
         return f"Error retrieving Wikipedia content: {str(e)}"
+
+@tool
+def duckduckgo_search(query: str) -> str:
+    """Use DuckDuckGo to search the web for up-to-date information.
+        Args:
+            query: The query to search for on the web
+    """
+    url = "https://api.duckduckgo.com/"
+    params = {
+        "q": query,
+        "format": "json",
+        "no_redirect": 1,
+        "no_html": 1,
+        "skip_disambig": 1,
+    }
+
+    try:
+        response = requests.get(url, params=params)
+        data = response.json()
+
+        # Try the most useful fields
+        if data.get("AbstractText"):
+            return data["AbstractText"]
+        elif data.get("Answer"):
+            return data["Answer"]
+        elif data.get("RelatedTopics"):
+            # Return some related results
+            results = data["RelatedTopics"][:3]
+            return "\n".join(rt.get("Text", "") for rt in results if "Text" in rt)
+        else:
+            return "No good results found."
+
+    except Exception as e:
+        return f"Search failed: {e}"