Can Not read installed dataset in dataset.load(.)

Hi, folks, I'm newbie in huggingface dataset api.
As title, i'm facing the issue that the dataset.load api can not connect to the installed dataset.

code snippet :

data path :
"/xxx/joseph/llava_ds/vlm_ds"
it contains all video clips i want!

i run the py script by

But bad happended, even i provide dataset path by "HF_HUB_CACHE", it still attempt to download data from remote side :

Any suggestion will be appreciated!!