.onLoad <- function(libname, pkgname) {
# load SparkR -------------------------------------------------------------
if(!requireNamespace("SparkR")) {
warning("Failed to load 'SparkR' package. You must install it or export path to library.")
} else if(utils::packageVersion("SparkR") < 1.5) {
warning(sprintf("Older version 'SparkR' %s found. Required version >= 1.5.0", utils::packageVersion("SparkR")))
}
}
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