73cb3ff00533b03ab64127d2287f9bdfe30c035c,kornia/losses/total_variation.py,,total_variation,#,33

Before Change

    if not torch.is_tensor(img):
        raise TypeError(f"Input type is not a torch.Tensor. Got {type(img)}")
    img_shape = img.shape
    if len(img_shape) == 3 or len(img_shape) == 4:
        pixel_dif1 = img[..., 1:, :] - img[..., :-1, :]
        pixel_dif2 = img[..., :, 1:] - img[..., :, :-1]
        reduce_axes = (-3, -2, -1)

After Change

    if not isinstance(img, torch.Tensor):
        raise TypeError(f"Input type is not a torch.Tensor. Got {type(img)}")

    if len(img.shape) < 3 or len(img.shape) > 4:
        raise ValueError(
            f"Expected input tensor to be of ndim 3 or 4, but got {len(img.shape)}."
        )

    pixel_dif1 = img[..., 1:, :] - img[..., :-1, :]
    pixel_dif2 = img[..., :, 1:] - img[..., :, :-1]

    reduce_axes = (-3, -2, -1)

Instances