TensorBackwardLAWS.sole_dimensions: def of bendtorch-core@0.1.0.0
Import: import bendtorch-core@0.1.0.0/src/autograd/tensor_backward_LAWS.bend as TensorBackwardLAWS
Lines 127-132 of bendtorch-core@0.1.0.0/src/autograd/tensor_backward_LAWS.bend: https://jend.leeeet.dev/read.txt?path=bendtorch-core@0.1.0.0/src/autograd/tensor_backward_LAWS.bend&start_line=127&end_line=132

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/tensor_backward.bend as Backward

def sole_dimensions(found: Maybe<&1, Backward.Contribution>) -> Maybe<&2, List<&2, U32>>:
  match found:
    case None{}:
      None{}
    case Some{Backward.Contribution{target, shape, Core.Packed{dimensions, tensor}}}:
      Some{Shape.dimensions(dimensions)}

Uses (6):
  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=U32
  https://jend.leeeet.dev/definition.txt?path=bendtorch-core@0.1.0.0/src/autograd/tensor_backward.bend&name=Contribution
  https://jend.leeeet.dev/definition.txt?path=bendtorch-core@0.1.0.0/src/shape/core.bend&name=dimensions
  https://jend.leeeet.dev/definition.txt?path=bendtorch-core@0.1.0.0/src/tensor/core.bend&name=Dynamic