audio_analyzer.py

from typing import Optional
from google import genai
from google.genai import types
import requests
import os

def analyze_audio(audio_url: str, analysis_prompt: Optional[str] = None) -> str:
    """
    Transcribes audio files to text using Google Gemini model. Supports various audio formats including MPEG, MP3, WAV, M4A, etc.
    
    Args:
        audio_url (str): Url path to an audio file to anlyze
        analysis_prompt (Optional[str]): Optional prompt for specific analysis focus
        
    Returns:
        str: Text containing analysis results
    """
    try:
        # Initialize Google Gen client

        gemini_llm = genai.Client(api_key=os.getenv("GOOGLE_API_KEY"))
        
        print(f"Analyzing audio from URL {audio_url}")

        text=analysis_prompt or "Provide a detailed transcription of this audio."

        audio_bytes = requests.get(audio_url).content
        audio = types.Part.from_bytes(data=audio_bytes, mime_type="audio/mpeg")

        # Get response from Gemini Flash 2.0 Vision
        response = gemini_llm.models.generate_content(
            model="gemini-2.0-flash",
            contents=[text, audio],
        )
        
        print(response.text)
        return response.text
            
    except Exception as e:
        return {"error": f"Error analyzing audio: {str(e)}"}