library(h2o)
localH2O <- h2o.init()
prosPath <- system.file("extdata", "prostate.csv", package = "h2o")
prostate.hex <- h2o.uploadFile(localH2O, path = prosPath)
h2o.ls(localH2O)
h2o.removeAll(localH2O)
h2o.ls(localH2O)
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