def lookup
import bendtorch-core@0.1.0.0/src/autograd/backward.bend as Backwardimport Base
78def lookup(-A: Data, +xs: List<&2, A>, +id: Nat) -> Maybe<&2, A>:
79 find(A, xs, List.length(&2, A, xs), id)
import bendtorch-core@0.1.0.0/src/autograd/backward.bend as Backwardimport Base
78def lookup(-A: Data, +xs: List<&2, A>, +id: Nat) -> Maybe<&2, A>:
79 find(A, xs, List.length(&2, A, xs), id)