Update app.py

app.py

@@ -8,7 +8,10 @@ import srt
 from pydub import AudioSegment, silence
 import datetime
 
-nltk.download('punkt')
+# 📦 Safe punkt download (for Hugging Face Spaces)
+nltk_data_path = os.path.join(os.path.expanduser("~"), "nltk_data")
+nltk.download("punkt", download_dir=nltk_data_path)
+nltk.data.path.append(nltk_data_path)
 
 # 🔊 Generate TTS audio
 async def text_to_speech(text, voice, rate, pitch):
@@ -98,7 +101,7 @@ async def create_demo():
 
 async def main():
     demo = await create_demo()
-    demo.queue(concurrency_count=10)
+    demo.queue()
     demo.launch(show_api=False)
 
 if __name__ == "__main__":