Update app.py

app.py

@@ -172,11 +172,13 @@ def generate_audio(text,speaker_id=None):
 
 
 def   get_answer_ai(text,session_ai):
-      
+      if session_ai is  None:
+          session_ai=create_chat_session()
+          
       try:
-          if session_ai is not None:
-                  response = session_ai.send_message(text,stream=True)
-                  return response,session_ai
+          
+            response = session_ai.send_message(text,stream=True)
+            return response,session_ai
 
           
       except :