Update app.py

app.py

@@ -174,11 +174,10 @@ if prompt := st.chat_input("How can I help you today?"):
     st.session_state['reference'] = '/home/user/app/pdf2image/default_output.png'
     st.session_state['audio'] = '/home/user/app/audio/beep-06.mp3'
 
-    
     def generate_audio():
-		with open('/home/user/app/audio/audio.mp3','wb') as sound_file:
-			tts = gTTS(result['result'], lang='en', tld='co.in')
-			tts.write_to_fp(sound_file)
+        with open('/home/user/app/audio/audio.mp3','wb') as sound_file:
+            tts = gTTS(result['result'], lang='en', tld='co.in')
+            tts.write_to_fp(sound_file)
 
     for item in output:
         full_response += item