## limit the disabling of strict refs to this scope
{
  ## let us do symbolic referencing
  no strict 'refs'

  sub import {
    ## get the caller once
    my $pkg = caller;

    for(qw/ sub1 sub2 /) {
      ## don't over-write existing subs
      *{"$pkg\::$_"} = \&$_
        unless defined &{"$pkg\::$_"};
    }
  }
}