package Module::Monkey;
use base 'Module';
BEGIN {
  Module->import();
}

##</code><code>##

# in Module/Loader.pm
package Module::Loader;
use Module;
use Module::Monkey;
use Module::Ape;
use Module::Constants;

# in Module.pm
package Module;
use Module::Constants;
sub some_inhereted_sub { };

# in Module/Constants.pm;
package Module::Constants;
use constant {
    MDB_INT        => 0,
    MDB_FLOAT    => 1,
    MDB_STRING    => 2,
};

# in Module/Ape;
package Module::Ape;
use Module::Constants;
use base Module;