Update app.py

app.py

@@ -70,11 +70,10 @@ def message_and_history(img, input, history, api_key):
     s.append(input)
     inp = '  '.join(s)
     output = api_calling(img,inp, api_key)
-    # if len(input) == 0:
-        # input = "How many tiles need replacement?"
-        # history.append((input, output))
-    # else:
-    # history.append((input, output))
+    if len(input) == 0:
+        history.append(output)
+    else:
+        history.append((input, output))
     return history, history
 
 block = gr.Blocks(theme=gr.themes.Glass(primary_hue="slate"))