Update app.py

app.py

@@ -385,14 +385,22 @@ def generate_bot_response(history, choice, retrieval_mode, model_choice):
 
 
 
-def generate_tts_response(response, tts_choice):
+
+
+
+def generate_tts_response(history, tts_choice):
+    # Get the most recent bot response from the chat history
+    if history and len(history) > 0:
+        recent_response = history[-1][1]  # The second item in the tuple is the bot response text
+    else:
+        recent_response = ""
+
+    # Call the TTS function for the recent response
     with concurrent.futures.ThreadPoolExecutor() as executor:
         if tts_choice == "Alpha":
-            audio_future = executor.submit(generate_audio_elevenlabs, response)
+            audio_future = executor.submit(generate_audio_elevenlabs, recent_response)
         elif tts_choice == "Beta":
-            audio_future = executor.submit(generate_audio_parler_tts, response)
-        # elif tts_choice == "Gamma":
-        #     audio_future = executor.submit(generate_audio_mars5, response)
+            audio_future = executor.submit(generate_audio_parler_tts, recent_response)
 
         audio_path = audio_future.result()
         return audio_path
@@ -403,7 +411,6 @@ def generate_tts_response(response, tts_choice):
 
 
 
-
 import concurrent.futures
 # Existing bot function with concurrent futures for parallel processing
 def bot(history, choice, tts_choice, retrieval_mode, model_choice):