Update app.py

app.py

@@ -2,6 +2,8 @@ import gradio as gr
 import json, openai, os, time
 from openai import OpenAI
 
+client = OpenAI(api_key=os.environ.get("OPENAI_API_KEY"))
+
 def show_json(obj):
     print("###")
     print(json.loads(obj.model_dump_json()))
@@ -16,9 +18,7 @@ def wait_on_run(run, thread):
         time.sleep(0.5)
     return run
 
-def chat(message, history):
-    client = OpenAI(api_key=os.environ.get("OPENAI_API_KEY"))
-    
+def chat(message, history):    
     assistant = client.beta.assistants.create(
     name="Math Tutor",
     instructions="You are a personal math tutor. Answer questions briefly, in a sentence or less.",