Update app.py

app.py

@@ -385,6 +385,7 @@ Organize the result in JSON format as follows:
                 ]
                 os.environ["OPENAI_BASE_URL"] = PRIVATE_API_BASE
                 os.environ["OPENAI_API_KEY"] = PRIVATE_API_KEY
+                client = AsyncOpenAI()
                 responses = asyncio.run(
                     generate_from_openai_chat_completion(
                         client,