Update README.md

README.md

@@ -8,4 +8,20 @@ tags:
 
 Anime background and wallpaper images based on [skytnt/anime-segmentation](https://huggingface.co/datasets/skytnt/anime-segmentation).
 
-Archived with indexed tar files, you can easily download any of these images with `hfutils` library.
+Archived with indexed tar files, you can easily download any of these images with `hfutils` or `dghs-imgutils` library.
+
+For example:
+
+```python
+from imgutils.resource import get_bg_image_file, random_image
+
+# get and download this background image file
+# return value should be the local path of given file
+get_bg_image_file('000001.jpg')
+
+# random select one background image from deepghs/anime-bg
+random_image()
+
+```
+
+See [Documentation of imgutils.resource.background module](https://deepghs.github.io/imgutils/main/api_doc/resource/background.html) for more details.