Update app.py

app.py

@@ -135,13 +135,30 @@ with gr.Blocks(css=css, title="ZenCtrl Inpainting") as demo:
             bg_img = gr.Image(label="Background", visible=True)
 
     # ---------- Example wrapper ---------------------------------
+    # def _load_and_show(subj_path, bg_path, prompt_text):
+    #     out_path = subj_path.replace(".png", "_out.png")
+    #     return (
+    #         Image.open(subj_path),                             # → gr.Image widget ok
+    #         {"image": Image.open(bg_path), "mask": None},      # ← **dict for sketch!**
+    #         prompt_text,                                       # → gr.Textbox
+    #         Image.open(out_path)                               # → gr.Image output
+    #     )
+
     def _load_and_show(subj_path, bg_path, prompt_text):
-        out_path = subj_path.replace(".png", "_out.png")
+        """
+        Takes the three values coming from an Examples row
+        and returns FOUR objects – one for every output widget:
+          1. subject PIL image               -> subj_img
+          2. dict for the sketch component   -> ref_img
+          3. prompt string                   -> promptbox
+          4. pre-rendered result PIL         -> output_img
+        """
+        out_path = subj_path.replace(".png", "_out.png")          # your saved result
         return (
-            Image.open(subj_path),                             # → gr.Image widget ok
-            {"image": Image.open(bg_path), "mask": None},      # ← **dict for sketch!**
-            prompt_text,                                       # → gr.Textbox
-            Image.open(out_path)                               # → gr.Image output
+            Image.open(subj_path),                                # 1️⃣ subject
+            {"image": Image.open(bg_path), "mask": None},         # 2️⃣ sketch dict
+            prompt_text,                                          # 3️⃣ prompt
+            Image.open(out_path)                                  # 4️⃣ output image
         )
 
     def ex(subj, bg, prompt):