Update tools.py

tools.py

@@ -3,6 +3,7 @@ import math
 from typing import Union
 
 import pytz
+from langchain_community.document_loaders import WikipediaLoader
 from langchain_community.tools import DuckDuckGoSearchRun
 from langchain_core.tools import tool
 
@@ -548,3 +549,19 @@ def convert_temperature(value: Union[int, float], from_unit: str, to_unit: str)
         return round(result, 2)
     except Exception as e:
         return f"Error converting temperature: {str(e)}"
+
+@tool
+def wiki_search(query: str) -> str:
+    """
+    Search Wikipedia for a query and return maximum 2 results.
+    
+    Args:
+        query: The search query.
+    """
+    search_docs = WikipediaLoader(query=query, load_max_docs=2).load()
+    formatted_search_docs = "\n\n---\n\n".join(
+        [
+            f'<Document source="{doc.metadata["source"]}" page="{doc.metadata.get("page", "")}"/>\n{doc.page_content}\n</Document>'
+            for doc in search_docs
+        ])
+    return {"wiki_results": formatted_search_docs}