Add support for slicing 2D tensors (i.e. no H,W dims)
Currently, only slicing of 4D tensors (e.g. from convolutions) is supported. This MR adds support to slice 2D tensors along their non-batch dimension.
Currently, only slicing of 4D tensors (e.g. from convolutions) is supported. This MR adds support to slice 2D tensors along their non-batch dimension.