from langchain.tools import tool import requests class NewsTools: @tool("Search Crypto News") def search_crypto_news(query): """Searches for cryptocurrency news articles based on a given query.""" url = f"https://cryptonews-api.com/api/v1/category?section=general&items=10&token=YOUR_API_KEY&q={query}" response = requests.get(url) if response.status_code == 200: articles = response.json()['data'] return [{'title': article['title'], 'source': article['source_name'], 'url': article['news_url']} for article in articles] else: return "Error fetching news data"