Update app.py

app.py

@@ -1,5 +1,5 @@
 import gradio as gr
-import os, time
+import logging, os, sys, time
 
 from dotenv import load_dotenv, find_dotenv
 
@@ -11,15 +11,18 @@ _ = load_dotenv(find_dotenv())
 
 RAG_INGESTION = False # load, split, embed, and store documents
 
+RAG_OFF        = "Off"
+RAG_LANGCHAIN  = "LangChain"
+RAG_LLAMAINDEX = "LlamaIndex"
+
 config = {
     "k": 3,                     # retrieve documents
     "model_name": "gpt-4-0314", # llm
     "temperature": 0            # llm
 }
 
-RAG_OFF        = "Off"
-RAG_LANGCHAIN  = "LangChain"
-RAG_LLAMAINDEX = "LlamaIndex"
+logging.basicConfig(stream = sys.stdout, level = logging.INFO)
+logging.getLogger().addHandler(logging.StreamHandler(stream = sys.stdout))
 
 def invoke(openai_api_key, prompt, rag_option):
     if (openai_api_key == ""):