Update app.py

app.py

@@ -1,8 +1,14 @@
-from transformers import AutoProcessor, AutoModelForZeroShotObjectDetection
-import torch
-from transformers import SamModel, SamProcessor
 import spaces
+import torch
 import numpy as np
+
+from transformers import (
+    AutoProcessor,
+    AutoModelForZeroShotObjectDetection,
+    SamModel,
+    SamProcessor,
+)
+
 device = torch.device('cuda' if torch.cuda.is_available() else 'cpu')
 
 sam_model = SamModel.from_pretrained("facebook/sam-vit-base").to("cuda")