def sole_dimensions

bendtorch-core@0.1.0.0 · src/autograd/tensor_backward_LAWS.bend:127

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

127def sole_dimensions(found: Maybe<&1, Backward.Contribution>) -> Maybe<&2, List<&2, U32>>:
128  match found:
129    case None{}:
130      None{}
131    case Some{Backward.Contribution{target, shape, Core.Packed{dimensions, tensor}}}:
132      Some{Shape.dimensions(dimensions)}