Nothing
# ------------------------------------------------------------------------------
# Helpers for parallel processing
# object should be a workflow
allow_parallelism <- function(allow = TRUE, object = NULL) {
is_par <- foreach::getDoParWorkers() > 1
if (!is.null(object)) {
pkgs <- required_pkgs(object)
blacklist <- c("keras", "rJava")
if (is_par & allow && any(pkgs %in% blacklist)) {
pkgs <- pkgs[pkgs %in% blacklist]
msg <- paste0("'", pkgs, "'", collapse = ", ")
msg <- paste("Some required packages prohibit parallel processing: ", msg)
cli::cli_alert_warning(msg)
allow <- FALSE
}
}
allow && is_par
}
get_operator <- function(allow = TRUE, object) {
if (allow_parallelism(allow, object)) {
res <- foreach::`%dopar%`
} else {
res <- foreach::`%do%`
}
res
}
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