def located
import bendtorch-core@0.1.0.0/src/tensor/permute_build.bend as PermuteBuildimport Base
50def located(+dims: List<&2, Nat>, position: Maybe<&2, Nat>) -> Maybe<&2, Pick>:
51 match position:
52 case None{}:
53 None{}
54 case Some{k}:
55 pick_at(dims, k)