bug again

app.py

@@ -68,7 +68,7 @@ def predict(dict, depth, prompt="", negative_prompt="", guidance_scale=7.5, step
         negative_prompt = None
     scheduler_class_name = scheduler.split("-")[0]
 
-    if (depth.value == None):
+    if (depth == None):
         depth_image = estimate_depth(image)
     else:
         depth_image = depth.convert("L")