Update tools.py

tools.py

@@ -16,7 +16,7 @@ def simple_search(query: str, max_results: int = 5) -> List[str]:
     """
     query = tighten(query)           # optional heuristic cleaner
     with DDGS() as ddgs:             # context-manager is the recommended way 🐤
-        raw = list(ddgs.text(query, max_results=max_results))  # DDGS.text() returns list of dicts
+        raw = list(ddgs.text(keywords=query, max_results=max_results))  # DDGS.text() returns list of dicts
     out = []
     for r in raw:
         try: