news_tools.py

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"