export CPATH="$CPATH_PYGPU_BACKUP"
unset CPATH_PYGPU_BACKUP
export LIBRARY_PATH="$LIBRARY_PATH_PYGPU_BACKUP"
unset LIBRARY_PATH_PYGPU_BACKUP
export LD_LIBRARY_PATH="$LD_LIBRARY_PATH_PYGPU_BACKUP"
unset LD_LIBRARY_PATH_PYGPU_BACKUP
