Update app.py

app.py

@@ -53,7 +53,7 @@ def stream_chat(
 ):
     print(f'message: {message}')
     print(f'history: {history}')
-    for resp, history in model.chat(
+    resp, history = model.chat(
         tokenizer,
         query = message,
         history = history,
@@ -62,8 +62,8 @@ def stream_chat(
         top_p = top_p,
         top_k = top_k,
         temperature = temperature,
-    ):
-        yield resp
+    )
+    return resp
 
 
 chatbot = gr.Chatbot(height=600, placeholder=PLACEHOLDER)