Update app.py

app.py

@@ -37,6 +37,10 @@ from streamlit_marquee import streamlit_marquee
 from typing import Tuple, Optional
 import pandas as pd
 
+# Patch the asyncio event loop to allow nested use of asyncio.run()
+import nest_asyncio
+nest_asyncio.apply()
+
 # ─────────────────────────────────────────────────────────
 # 1. CORE CONFIGURATION & SETUP
 # ─────────────────────────────────────────────────────────
@@ -600,7 +604,7 @@ def create_download_link_with_cache(file_path: str, file_type: str = "mp3") -> s
 # NEW: Define play_and_download_audio to play audio and provide a download link.
 def play_and_download_audio(file_path, file_type="mp3"):
     """Streamlit audio + a quick download link."""
-    if file_path and os.path.exists(file_path):
+    if file_path and isinstance(file_path, str) and os.path.exists(file_path):
         st.audio(file_path)
         dl_link = get_download_link(file_path, file_type=file_type)
         st.markdown(dl_link, unsafe_allow_html=True)
@@ -1205,7 +1209,7 @@ def main():
                     with st.expander(os.path.basename(a)):
                         st.audio(a)
                         ext = os.path.splitext(a)[1].replace('.', '')
-                        dl_link = create_download_link_with_cache(a, file_type=ext)
+                        dl_link = get_download_link(a, file_type=ext)
                         st.markdown(dl_link, unsafe_allow_html=True)
             else:
                 st.write("No audio files found.")