SumDims.reduces: def of bendtorch-core@0.1.0.0
Import: import bendtorch-core@0.1.0.0/src/autograd/sum_dims.bend as SumDims
Lines 29-35 of bendtorch-core@0.1.0.0/src/autograd/sum_dims.bend: https://jend.leeeet.dev/read.txt?path=bendtorch-core@0.1.0.0/src/autograd/sum_dims.bend&start_line=29&end_line=35

import Base
import bendtorch-core@0.1.0.0/src/tensor/layout.bend as Layout

# Whether the sum reduces axis `axis`: every axis for an empty list.
def reduces(+axes: List<&2, U32>, +axis: U32) -> Bool:
  match axes:
    case Nil{}:
      True{}
    case +head <> +tail:
      Layout.contains(axis, head <> tail)

Uses (4):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32
  https://jend.leeeet.dev/definition.txt?path=bendtorch-core@0.1.0.0/src/tensor/layout.bend&name=contains