def fitted_retains

bendtorch-core@0.1.0.0 · src/autograd/broadcast_PROOF.bend:47

import Base
import bendtorch-core@0.1.0.0/src/shape/core.bend as Shape
import bendtorch-core@0.1.0.0/src/tensor/core.bend as Core
import bendtorch-core@0.1.0.0/src/autograd/broadcast.bend as Broadcast
import bendtorch-core@0.1.0.0/src/autograd/broadcast_LAWS.bend as Laws

47def fitted_retains(input: Core.Dynamic, +target: Shape.Shape, +plan: Shape.BroadcastPlan, same: Bool) ->
48  Laws.Retained<input, Broadcast.fitted(input, target, plan, same)>:
49  match same:
50    case False{}:
51      Laws.Retained{property => {==}}
52    case True{}:
53      zeroed_retains(input, target, plan, Core.new(target, 0.0))