Update app.py

app.py

@@ -61,7 +61,7 @@ def stream_chat(message, history: list, temperature: float, max_new_tokens: int)
             raise gr.Error("Please upload an image first.")
             image = None
         elif len(history):
-            image = Image.open(history[0][0])
+            image = Image.open(history[0][0][0])
             for prompt, answer in history:
                 conversation[0]['content'] = f"<|image_1|>\n{prompt}"
                 conversation.extend([{"role": "assistant", "content": answer}])