Update app.py

app.py

@@ -52,7 +52,7 @@ def stream_chat(message, history: list, temperature: float, max_length: int):
             image = Image.open(history[0][0][0])
             for prompt, answer in history:
                 if answer is None:
-                    conversation.extend([{"role": "user", "content": prompt},{"role": "assistant", "content": ""}])
+                    conversation.extend([{"role": "user", "content": ""},{"role": "assistant", "content": ""}])
                 else:
                     conversation.extend([{"role": "user", "content": prompt}, {"role": "assistant", "content": answer}])
             conversation.append({"role": "user", "image": image, "content": message['text']})