def label_index
import mlbend-datasets@0.1.6.0/main.bend as MlbendDatasetsimport Base
106# The place of the label in a row: the last column, less the columns
107# that are left out at the end.
108def label_index(+xs: List<&2, String>, drop: Nat) -> Nat:
109 Nat.sub(List.length(&2, String, xs), Nat.add(1n, drop))