R/package.R

In RGF: Regularized Greedy Forest

#-------------------------
# Load the python-modules
#-------------------------


RGF_mod <- NULL; RGF_utils <- NULL; SCP <- NULL;


.onLoad <- function(libname, pkgname) {

  try({
    if (reticulate::py_available(initialize = TRUE)) {

      try({
        RGF_mod <<- reticulate::import("rgf.sklearn", delay_load = TRUE)
      }, silent = TRUE)

      try({
        RGF_utils <<- reticulate::import("rgf.utils", delay_load = TRUE)
      }, silent = TRUE)

      try({
        SCP <<- reticulate::import("scipy", delay_load = TRUE, convert = FALSE)
      }, silent = TRUE)

    }
  }, silent=TRUE)
}


.onAttach <- function(libname, pkgname) {
  packageStartupMessage("If the 'RGF' package gives the following error: 'attempt to apply non-function' then make sure to open a new R session and run 'reticulate::py_config()' before loading the package!")
}