| import os | |
| import requests | |
| YOUTUBE_API_KEY = os.getenv("YOUTUBE_API_KEY") | |
| def search_youtube(query: str) -> str: | |
| """ | |
| Searches YouTube for a relevant video tutorial and returns the URL of the top result. | |
| """ | |
| search_url = ( | |
| "https://www.googleapis.com/youtube/v3/search" | |
| f"?part=snippet&type=video&videoEmbeddable=true&maxResults=1" | |
| f"&q={requests.utils.quote(query)}&key={YOUTUBE_API_KEY}" | |
| ) | |
| response = requests.get(search_url) | |
| if response.status_code != 200: | |
| return "YouTube search failed." | |
| items = response.json().get("items", []) | |
| if not items: | |
| return "No video found for this query." | |
| video_id = items[0]["id"]["videoId"] | |
| return f"https://www.youtube.com/watch?v={video_id}" |