Update app.py

app.py

@@ -398,6 +398,8 @@ def invoke (prompt, file, history, rag_option, model_option, openai_api_key, k=3
                 result = response.content
                 image = Image.open(io.BytesIO(result))
                 history[-1][1] = image
+                print("history......................")
+                print(history)
                 return history, "Stop: Success"
             else: 
                 print("OpenAI normal.......................")