This dataset includes 5 images for testing 

It includes 4 different kinds of images (RGBA, LA, L, Rotated Image) as well as an original cats image of the COCO datasets.

This dataset is used for testing [image utils](https://github.com/huggingface/transformers/blob/master/src/transformers/image_utils.py) that are part of the HuggingFace Transformers library.

More specifically, they are used inside `test_image_utils.py`, for implementing the LoadImageTester.