Update tools.py

tools.py

@@ -1,7 +1,6 @@
 from langchain_core.tools import tool
 from langchain_community.tools import DuckDuckGoSearchRun
 #from langchain_tavily import TavilySearch
-import asyncio
 import os
 #from dotenv import load_dotenv
 #load_dotenv()
@@ -9,7 +8,7 @@ import os
 os.environ["TAVILY_API_KEY"] = os.getenv("TAVILY_API_KEY")
 
 @tool
-async def websearch(query: str) -> str:
+ def websearch(query: str) -> str:
     """
     Perform a web search using DuckDuckGo.
 
@@ -22,7 +21,7 @@ async def websearch(query: str) -> str:
     """
     search_engine = DuckDuckGoSearchRun()
     try:    
-        response = await search_engine.ainvoke(query)
+        response = search_engine.invoke(query)
         return response
     except:
         return f"No results found on the web for this query: {query}."