#!/usr/bin/perl

use warnings;
use strict;

#use MyTest;                  # Imports what's in the module's @EXPORT
#use MyTest ( );              # Won't work.
#use MyTest qw( );            # Another way of writing the same thing.
use MyTest qw( testroutine ); # Imports testroutine and nothing else.

my $output = testroutine();
print $output, "\n";