added segmentation mask overlay

tool_utils/clip_segmentation.py

@@ -6,6 +6,7 @@ from transformers import CLIPSegProcessor, CLIPSegForImageSegmentation
 from segmentation_mask_overlay import overlay_masks
 from typing import List
 import logging 
+
 class CLIPSEG:
     def __init__(self,model_name = "CIDAS/clipseg-rd64-refined",threshould=0.60):
         self.clip_processor = CLIPSegProcessor.from_pretrained(model_name)