Adding youtube audio tool

tools/transcribe_youtube_audio

@@ -0,0 +1,29 @@
+from pytube import YouTube
+import whisper
+import io
+
+
+def transcribe_youtube_audio(youtube_url: str) -> str:
+    try:
+        # Step 1: Download audio from YouTube
+        yt = YouTube(youtube_url)
+        audio_stream = yt.streams.filter(only_audio=True).first()
+        
+        # Use a BytesIO buffer to store the audio in memory
+        audio_buffer = io.BytesIO()
+        audio_stream.stream_to_buffer(audio_buffer)
+        audio_buffer.seek(0)  # Reset buffer position to the beginning
+
+        # Step 2: Load Whisper model
+        model = whisper.load_model("base")  # Use "small", "medium", or "large" for better accuracy
+
+        # Step 3: Transcribe audio from memory
+        result = model.transcribe(audio_buffer)
+        return result["text"]
+    except Exception as e:
+        return f"An error occurred: {str(e)}"
+
+# Example usage
+youtube_url = "https://www.youtube.com/watch?v=example"
+lyrics = transcribe_youtube_audio(youtube_url)
+print("Lyrics:", lyrics)