Update app

app.py

@@ -141,9 +141,9 @@ def generate_answer(question, openAI_key, model_name):
     
     prompt += f"Query: {question}\nAnswer:"
     if model_name.startswith('gpt'):
-        answer = generate_text(openAI_key, prompt, question, model)
+        answer = generate_text(openAI_key, prompt, question, model_name)
     else:
-        answer = generate_text(openAI_key, prompt, model)
+        answer = generate_text(openAI_key, prompt, model_name)
     return answer