Update square_crop.py

square_crop.py

@@ -58,7 +58,7 @@ def crop_annotation(img_path, ann, out_dir, pad_color=0):
         stem = Path(img_path).stem
         suffix = Path(img_path).suffix
         out_name = f"{stem}_ann{ann['id']}{suffix}"
-        crop.save(out_dir / out_name)
+        crop.save(os.path.join(out_dir, out_name))
 
 
 def run_square_crop(input_dir, coco_json_path, cropped_dir):