The coco.md file has been updated. (#777)

kadirnar · web-flow · commit 1f2c5c01a29b · 2022-12-13T18:01:58.000+03:00
diff --git a/docs/coco.md b/docs/coco.md
@@ -142,6 +142,7 @@ coco_dict, coco_path = slice_coco(
 
 ```python
 from sahi.utils.coco import Coco
+from sahi.utils.file import save_json
 
 # specify coco dataset path
 coco_path = "coco.json"
