Update app.py

app.py

@@ -4,7 +4,7 @@ from huggingface_hub import InferenceClient
 
 client = InferenceClient("HuggingFaceH4/zephyr-7b-beta")
 
-def respond(): 
+def respond(message, history): 
 
     messages = [{"role":"system", "content": "You are a freindly chatbot." }]
     if history: