--- a
+++ b/R/package.R
@@ -0,0 +1,50 @@
+#' deepG for GenomeNet
+#'
+#' deepG is an open source software library for building deep neural
+#' networks for genomic modeling.
+#'
+#' This package generates \href{https://deepg.de}{deepG}
+#'
+#' For additional documentation on the deepG package see
+#' \href{https://genomenet.de}{https://genomenet.de}
+#' 
+#'
+"_PACKAGE"
+
+# globals
+.globals <- new.env(parent = emptyenv())
+
+.onLoad <- function(libname, pkgname) {
+  
+  # Minimal HDF5 operation to prevent errors from hdf5r package
+  temp_file <- tempfile(fileext = ".h5")
+  h5_file <- hdf5r::H5File$new(temp_file, mode = "w")
+  h5_file$close_all()
+  file.remove(temp_file)
+
+  Sys.setenv(TF_CPP_MIN_LOG_LEVEL = 3)
+
+  return(NULL)
+
+}
+
+# # Define a package-specific environment
+# deepG_env <- new.env(parent = emptyenv())
+#
+# check_tensorflow <- function() {
+#   # Check if TensorFlow availability has already been stored in the package environment
+#   if (!exists(".tensorflow_checked", envir = deepG_env)) {
+#     deepG_env$.tensorflow_checked <- reticulate::py_module_available("tensorflow")
+#   }
+#   return(deepG_env$.tensorflow_checked)
+# }
+
+.onAttach <- function(libname, pkgname) {
+  
+  #tf_available <- reticulate::py_module_available("tensorflow")
+
+  # if (!.globals$tf_available) {
+  #   packageStartupMessage("TensorFlow is not available. Some examples will be skipped.")
+  # }
+}
+