Update app.py

app.py

@@ -1,8 +1,9 @@
+import os
 import openai
 import gradio as gr
 
-openai.api_key ='OPEN_AI_KEY' 
-hf_api_key ='HF_API_KEY'
+os.environ["OPEN_API_KEY"]
+hf_api_key ="HF_API_Key"
 
 def predict(message, history):
     history_openai_format = []