Update app.py

app.py

@@ -81,6 +81,6 @@ def chat(message, history):
 #     stop.click(fn=None, inputs=None, outputs=None, cancels=[
 #                submit_event, submit_click_event], queue=False)
 #     clear.click(lambda: None, None, [chatbot], queue=False)
-demo = gr.ChatInterface(fn=echo, examples=["hello", "hola", "merhaba"], title="Stable LM 2 Zephyr 1.6b")
+demo = gr.ChatInterface(fn=chat, examples=["hello", "hola", "merhaba"], title="Stable LM 2 Zephyr 1.6b")
 demo.queue(max_size=32, concurrency_count=2)
 demo.launch()