diff --git a/R-package/R/zzz.R b/R-package/R/zzz.R
index 709bee19..7a00b2de 100644
--- a/R-package/R/zzz.R
+++ b/R-package/R/zzz.R
@@ -1,12 +1,5 @@
 
 # global reference to packages (will be initialized in .onLoad)
-# numpy <- NULL
-# scipy <- NULL
-# six <- NULL
-# sklearn <- NULL
-# tqdm <- NULL
-# ns <- NULL
-# rpy2 <- NULL
 joblib <- NULL
 numpy <- NULL
 pandas <- NULL
@@ -16,34 +9,8 @@ threadpoolctl <- NULL
 tqdm <- NULL
 ns <- NULL
 
-# install_miniconda_ <- function(silent = TRUE)
-# {
-#   try(reticulate::install_miniconda(),
-#       silent = silent)
-# }
-
-# uninstall_nnetsauce <- function(foo = NULL) {
-#   python <- reticulate:::.globals$py_config$python
-#   packages <- "nnetsauce"
-#   args <- c("pip", "uninstall", "--yes", packages)
-#   result <- system2(python, args)
-#   if (result != 0L) {
-#     pkglist <- paste(shQuote(packages), collapse = ", ")
-#     msg <- paste("Error removing package(s):", pkglist)
-#     stop(msg, call. = FALSE)
-#   }
-#   packages
-# }
-
-
 install_packages <- function(pip=TRUE) {
 
-    # reticulate::py_install("numpy", pip = pip)
-    # reticulate::py_install("rpy2", pip = pip)
-    # reticulate::py_install("scipy", pip = pip)
-    # reticulate::py_install("six", pip = pip)
-    # reticulate::py_install("tqdm", pip = pip)
-    # reticulate::py_install("sklearn", pip = pip)
     reticulate::py_install("joblib", pip = pip)
     reticulate::py_install("numpy", pip = pip)
     reticulate::py_install("pandas", pip = pip)
@@ -66,11 +33,6 @@ install_packages <- function(pip=TRUE) {
 
 .onLoad <- function(libname, pkgname) {
 
-  # try(do.call("uninstall_nnetsauce", list(foo=NULL)),
-  #     silent = TRUE)
-  #
-  # do.call("install_miniconda_", list(silent=TRUE))
-
   do.call("install_packages", list(pip=TRUE))
 
   joblib <<- reticulate::import("joblib", delay_load = TRUE)