def plan_join
import stelliferous@0.0.2.0/tensor_band.bend as TensorBandimport Base
import stelliferous@0.0.2.0/traversal_partition.bend as Partition
88def plan_join(~Element: Data,left: Bands(~Element) & Plan,right: Bands(~Element) & Plan) -> Bands(~Element) & Plan:
89 (left,left_plan) = left
90 (right,right_plan) = right
91 (Partition.Fork{left,right},Split{left_plan,right_plan})