Elementwise.left_walk: def of bendtorch-core@0.1.0.0
Import: import bendtorch-core@0.1.0.0/src/tensor/elementwise.bend as Elementwise
Lines 250-256 of bendtorch-core@0.1.0.0/src/tensor/elementwise.bend: https://jend.leeeet.dev/read.txt?path=bendtorch-core@0.1.0.0/src/tensor/elementwise.bend&start_line=250&end_line=256

import Base
import bendtorch-core@0.1.0.0/src/shape/core.bend as Shape

def left_walk(-left: List<&2, Nat>, -right: List<&2, Nat>, -output: List<&2, Nat>,
  map: Shape.Index<left, right, output>, +position: Nat) -> Nat:
  match map:
    case Shape.Indexed{rows, exact}:
      Shape.walk_left(rows, position)
    case Shape.Unindexed{zero}:
      0n

Uses (4):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List
  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/shape/core.bend&name=Index
  https://jend.leeeet.dev/definition.txt?path=bendtorch-core@0.1.0.0/src/shape/core.bend&name=walk_left