Update app.py

app.py

@@ -5,8 +5,8 @@ model_name = "anezatra/gpt2_openassistant_guanaco"
 model = GPT2LMHeadModel.from_pretrained(model_name)
 tokenizer = GPT2Tokenizer.from_pretrained(model_name)
 
-def respond(message, history):
-    prompt = "\n".join(history + [message])
+def respond(message):
+    prompt = f"{message}"
 
     inputs = tokenizer.encode(prompt, return_tensors="pt")
     outputs = model.generate(
@@ -42,9 +42,9 @@ with gr.Blocks(theme=gr.Theme.from_hub('gradio/monochrome')) as demo:
         clear = gr.Button("Clear chat")
         submit = gr.Button("Send message")
 
-    def user_input(user_message, history):
-        response = respond(user_message, history)
-        return "", history + [[user_message, response]]
+    def user_input(user_message):
+        response = respond(user_message)
+        return "", response
 
     msg.submit(user_input, [msg, chatbot], [msg, chatbot], queue=False)
     clear.click(lambda: None, None, chatbot, queue=False)