Update app.py

app.py

@@ -4,6 +4,7 @@ from io import BytesIO
 from pathlib import Path
 from typing import List
 import re
+import tempfile
 from flask import Flask, request, render_template, send_file
 
 app = Flask(__name__)
@@ -34,7 +35,8 @@ class ElevenlabsTTS:
     def __init__(self):
         self.session = requests.Session()
         self.session.headers.update({"User-Agent": "Mozilla/5.0"})
-        self.cache_dir = Path("./audio_cache")
+        # Use temporary directory instead of fixed cache_dir
+        self.cache_dir = Path(tempfile.gettempdir())
         self.all_voices = {
             "Brian": "nPczCjzI2devNBz1zQrb",
             "Alice": "Xb7hH8MSUJpSbSDYk0k2",
@@ -46,7 +48,7 @@ class ElevenlabsTTS:
         if voice not in self.all_voices:
             raise ValueError(f"Voice '{voice}' not available")
 
-        filename = self.cache_dir / f"{int(time.time())}.mp3"
+        filename = self.cache_dir / f"tts_{int(time.time())}.mp3"
         sentences = split_sentences(text)
 
         audio_chunks = {}
@@ -61,7 +63,7 @@ class ElevenlabsTTS:
             response.raise_for_status()
             audio_chunks[i] = response.content
 
-        self.cache_dir.mkdir(parents=True, exist_ok=True)
+        # No need to create directory as tempfile.gettempdir() already exists
         combined_audio = BytesIO()
         for i in sorted(audio_chunks.keys()):
             combined_audio.write(audio_chunks[i])