Update ToolSet.py

ToolSet.py

@@ -108,7 +108,7 @@ def get_web_search_result(query: str) -> str:
 
 @tool
 def wiki_search(query: str) -> str:
-    """Search Wikipedia for a query and return results based on that given query.
+    """Search Wikipedia for a query and return maximum 5 results. Use this tool only if the query specifies Wiki or Wikipedia.
     Args:
         query: The search query.