description: str = "Transcribes audio files to text using OpenAI's Whisper model. Accepts a path to a local audio file or a URL pointing to an audio file. Supports MP3, MP4, MPEG, MPGA, M4A, OGG, FLAC, and WAV formats. Optionally specify the language in ISO-639-1 format for better accuracy. Use this when you need to convert spoken audio into written text. Input: path to audio file or URL, and optional language code. Output: transcribed text."The description of the tool.