- class torchvision.datasets.Caltech256(root: str, transform: Optional[Callable] = None, target_transform: Optional[Callable] = None, download: bool = False)[source]¶
Caltech 256 Dataset.
root (string) – Root directory of dataset where directory
caltech256exists or will be saved to if download is set to True.
transform (callable, optional) – A function/transform that takes in an PIL image and returns a transformed version. E.g,
target_transform (callable, optional) – A function/transform that takes in the target and transforms it.
download (bool, optional) – If true, downloads the dataset from the internet and puts it in root directory. If dataset is already downloaded, it is not downloaded again.