Update tools.py

tools.py

@@ -6,12 +6,24 @@ search = DuckDuckGoSearchRun()
 
 @tool
 def web_search(query: str) -> str:
-    """Perform a web search using DuckDuckGo."""
+    """
+    web_search: Performs a web search using DuckDuckGo and returns relevant results.
+        Args:
+            query (str): The search query.
+        Returns:
+            str: A relevant result or summary of results from the web.
+    """
     return search.run(query)
 
 @tool
 def wiki_search(query: str) -> str:
-    """Search Wikipedia and return a summary of the most relevant result."""
+    """
+    wiki_search: Looks up a topic on English Wikipedia and returns a summary.
+        Args:
+            query (str): The search query.
+        Returns:
+            str: A concise summary of the topic from English Wikipedia.
+    """
     try:
         page = wikipedia.page(query)
         print(f"query: {query},    summary: {page.summary}")