Merge branch 'main' into mirai

DESCRIPTION

@@ -1,6 +1,6 @@
 Package: bbotk
 Title: Black-Box Optimization Toolkit
-Version: 1.4.1.9000
+Version: 1.5.0.9000
 Authors@R: c(
     person("Marc", "Becker", , "[email protected]", role = c("cre", "aut"),
            comment = c(ORCID = "0000-0002-8115-0400")),

NEWS.md

@@ -1,5 +1,12 @@
 # bbotk (development version)
 
+# bbotk 1.5.0
+
+* compatibility: irace 4.1.0
+* compatibility: rush 0.2.0
+* refactor: Replace `Codomain$maximization_to_minimization` with `$direction` field.
+* feat: Save `ArchiveAsync` to a `data.table` with `ArchiveAsyncFrozen`.
+
 # bbotk 1.4.1
 
 * compatibility: irace 4.0.0

R/OptimInstanceBatch.R

@@ -178,16 +178,16 @@ OptimInstanceBatch = R6Class("OptimInstanceBatch",
   )
 )
 
-objective_function = function(x, inst, maximization_to_minimization) {
+objective_function = function(x, inst, direction) {
   xs = set_names(as.list(x), inst$search_space$ids())
   inst$search_space$assert(xs)
   xdt = as.data.table(xs)
   res = inst$eval_batch(xdt)
   y = as.numeric(res[, inst$objective$codomain$target_ids, with = FALSE])
-  y * maximization_to_minimization
+  y * direction
 }
 
-objective_error = function(x, inst, maximization_to_minimization) {
+objective_error = function(x, inst, direction) {
   stop("$objective_function can only be called if search_space only
     contains numeric values")
 }

R/OptimizerBatchIrace.R

@@ -66,7 +66,9 @@
 #'
 #' @export
 #' @examples
+#' # runtime of the example is too long
 #' \donttest{
+#'
 #' library(data.table)
 #'
 #' search_space = domain = ps(
@@ -94,7 +96,7 @@
 #' instance = OptimInstanceBatchSingleCrit$new(
 #'   objective = objective,
 #'   search_space = search_space,
-#'   terminator = trm("evals", n_evals = 1000))
+#'   terminator = trm("evals", n_evals = 96))
 #'
 #' # create instances of branin function
 #' instances = rnorm(10, mean = 0, sd = 0.1)

tests/testthat/test_OptimizerIrace.R

@@ -15,7 +15,7 @@ test_that("OptimizerBatchIrace minimize works", {
   instance = OptimInstanceBatchSingleCrit$new(
     objective = objective,
     search_space = search_space,
-    terminator = trm("evals", n_evals = 1000))
+    terminator = trm("evals", n_evals = 96))
 
 
   optimizer = opt("irace", instances = rnorm(10, mean = 0, sd = 0.1))
@@ -56,7 +56,7 @@ test_that("OptimizerBatchIrace maximize works", {
   instance = OptimInstanceBatchSingleCrit$new(
     objective = objective,
     search_space = search_space,
-    terminator = trm("evals", n_evals = 1000))
+    terminator = trm("evals", n_evals = 96))
 
   optimizer = opt("irace", instances = rnorm(10, mean = 0, sd = 0.1))