Reduce.keep: def of bendtorch-core@0.1.0.0
Import: import bendtorch-core@0.1.0.0/src/autograd/reduce.bend as Reduce
Lines 185-189 of bendtorch-core@0.1.0.0/src/autograd/reduce.bend: https://jend.leeeet.dev/read.txt?path=bendtorch-core@0.1.0.0/src/autograd/reduce.bend&start_line=185&end_line=189

import Base
import bendtorch-core@0.1.0.0/src/tensor/parallel.bend as Parallel

# The cell function `Parallel.build` runs: its state is the contribution
# array, next to a Unit that fills the build's second state slot.
def keep(pair: F32 & Array<F32>, none: Unit) -> F32 & (Array<F32> & Unit):
  (value, array) = pair
  (value, (array, none))

Uses (5):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Array
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=F32
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Pair
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Sigma
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Unit