Backward.sweep: def of bendtorch-core@0.1.0.0
Import: import bendtorch-core@0.1.0.0/src/autograd/backward.bend as Backward
Lines 136-145 of bendtorch-core@0.1.0.0/src/autograd/backward.bend: https://jend.leeeet.dev/read.txt?path=bendtorch-core@0.1.0.0/src/autograd/backward.bend&start_line=136&end_line=145

import Base

def sweep(nodes: List<&2, Node>, gradients: List<&2, Maybe<&2, F32>>, +count: Nat) -> List<&2, Maybe<&2, F32>>:
  match nodes gradients count:
    case Nil{} gradients count:
      gradients
    case Con{node, rest} Nil{} count:
      Nil{}
    case Con{node, rest} Con{gradient, pending} 0n:
      Nil{}
    case Con{node, rest} Con{+gradient, pending} 1n+below:
      gradient <> sweep(rest, contribute(node, gradient, below, pending), below)

Uses (6):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=F32
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Maybe
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat
  https://jend.leeeet.dev/definition.txt?path=bendtorch-core@0.1.0.0/src/autograd/backward.bend&name=Node
  https://jend.leeeet.dev/definition.txt?path=bendtorch-core@0.1.0.0/src/autograd/backward.bend&name=contribute