Update app.py

app.py

@@ -136,7 +136,7 @@ def predict(message, history, additional_dropdown):
                 yield partial_message
 
     else:
-        stream = client_more_ai.chat.completions.create(
+        stream_response = client_more_ai.chat.completions.create(
             model=additional_dropdown, 
             messages=[{"role": "user", "content": str(message_text)}], 
             temperature=0.5,
@@ -147,9 +147,8 @@ def predict(message, history, additional_dropdown):
 
         partial_message = ""
         for chunk in stream_response:
-            if chunk.data.choices[0].delta.content is not None:
-                partial_message = partial_message + chunk.data.choices[0].delta.content
-                yield partial_message
+            if chunk.choices[0].delta.content is not None:
+                yield chunk.choices[0].delta.content
 
 with gr.Blocks(css=css) as demo:
     with gr.Row():