Update app.py

app.py

@@ -270,7 +270,7 @@ def segment_ref_frame(evt: gr.SelectData, label, ref_state):
     h, w = img.shape[:2]
 
     scaled_points = []
-    for pt in ref_state["input_points"]):
+    for pt in ref_state["input_points"]:
         sx = pt[0] / w
         sy = pt[1] / h
         scaled_points.append([sx, sy])