tiny simplification

Author: alyst

src/frontend/fit/fitmeasures/n_obs.jl

@@ -13,4 +13,4 @@ n_obs(sem_fit::SemFit) = n_obs(sem_fit.model)
 
 n_obs(model::AbstractSemSingle) = n_obs(model.observed)
 
-n_obs(model::SemEnsemble) = sum(n_obs.(model.sems))
+n_obs(model::SemEnsemble) = sum(n_obs, model.sems)

src/types.jl

@@ -170,7 +170,7 @@ function SemEnsemble(models...; optimizer = SemOptimizerOptim, weights = nothing
     # default weights
 
     if isnothing(weights)
-        nobs_total = sum(n_obs.(models))
+        nobs_total = sum(n_obs, models)
         weights = [n_obs(model) / nobs_total for model in models]
     end