Caltech256 — Torchvision 0.22 documentation (original) (raw)
class torchvision.datasets.Caltech256(root: str, transform: Optional[Callable] = None, target_transform: Optional[Callable] = None, download: bool = False)[source]¶
Caltech 256 Dataset.
Parameters:
- root (str or
pathlib.Path
) – Root directory of dataset where directorycaltech256
exists or will be saved to if download is set to True. - transform (callable , optional) – A function/transform that takes in a PIL image and returns a transformed version. E.g,
transforms.RandomCrop
- 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.
Special-members:
__getitem__(index: int) → Tuple[Any, Any][source]¶
Parameters:
index (int) – Index
Returns:
(image, target) where target is index of the target class.
Return type: