File size: 783 Bytes
bcb08ab bf37e54 bcb08ab c87b65c bcb08ab 319a6d6 bcb08ab |
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 |
from langchain_core.tools import tool
from langchain_community.tools import DuckDuckGoSearchRun
#from langchain_tavily import TavilySearch
import os
#from dotenv import load_dotenv
#load_dotenv()
os.environ["TAVILY_API_KEY"] = os.getenv("TAVILY_API_KEY")
@tool
def websearch(query: str) -> str:
"""
Perform a web search using DuckDuckGo.
Args:
query (str): The search query string.
Returns:
str: The result of the web search as a string.
If an exception occurs, returns a fallback string indicating no results were found.
"""
search_engine = DuckDuckGoSearchRun()
try:
response = search_engine.invoke(query)
return response
except:
return f"No results found on the web for this query: {query}." |