Update app.py

app.py

@@ -4,7 +4,7 @@ from huggingface_hub import InferenceClient
 
 client = InferenceClient("HuggingFaceH4/zephyr-7b-beta")
 
-async def respond(
+def respond(
     message,
     history: list[tuple[str, str]],
     system_message,
@@ -24,7 +24,7 @@ async def respond(
     messages.append({"role": "user", "content": message})
 
     response = ""
-    async for message in client.chat_completion(
+    for message in client.chat_completion(
         messages,
         max_tokens=max_tokens,
         stream=True,