audio.py

import requests
import json
import time
import yaml
import yt_dlp
import assemblyai as aai

with open("config.yaml", "r") as file:
    params = yaml.safe_load(file)

transcriber = aai.Transcriber()
aai.settings.api_key = params["ASSEMBLY_AI_TOKEN"]

def assemblyai_transcribe(audio_url):
    if audio_url is None:
        return ""
    with yt_dlp.YoutubeDL() as ydl:
        info = ydl.extract_info(audio_url, download=False)
            
    for format in info["formats"][::-1]:
        if format["resolution"] == "audio only" and format["ext"] == "m4a":
            url = format["url"]
            break
    transcript = transcriber.transcribe(url)
    return transcript.text