Update app.py

app.py

@@ -6,6 +6,7 @@ import tempfile
 import os
 import re  # Import the regular expression module
 from pathlib import Path
+from pydub import AudioSegment
 
 
 
@@ -44,6 +45,11 @@ async def paragraph_to_speech(text, voice, rate, pitch):
                 print(f"Silence.mp3 file found at {SILENCE_PATH} and is inserted")
             else:
                 print(f"Silence.mp3 file NOT FOUND")
+                silent_audio = AudioSegment.silent(duration=1000)
+                with tempfile.NamedTemporaryFile(delete=False, suffix=".mp3") as tmp_file:
+                     silent_audio.export(tmp_file.name, format="mp3")
+                audio_segments.append(tmp_file.name)
+                
         elif part.strip():
             processed_text = part
             current_voice = voice