Update app.py

app.py

@@ -10,7 +10,7 @@ documents_folder = "./documents"
 #@st.cache_resource
 def initialize_index(index_name, documents_folder):
     #llm_predictor = ChatGPTLLMPredictor()
-    llm_predictor = LLMPredictor(llm=ChatOpenAI(temperature=0, model_name="gpt-3.5-turbo")) #	text-davinci-003"))
+    llm_predictor = LLMPredictor(llm=ChatOpenAI(temperature=0, model_name="text-davinci-003")) #	text-davinci-003"))"gpt-3.5-turbo"
     
     service_context = ServiceContext.from_defaults(llm_predictor=llm_predictor)
     if os.path.exists(index_name):