use File::Basename;
my $current_package = __PACKAGE__;
my $path_to_module = dirname($INC{"$current_package.pm"});
my $path_to_yaml = $path_to_module;
$path_to_yaml =~ s{modules}{yaml};
my $yaml_config = LoadFile($path_to_yaml.'/file_i_want_to_load.yaml');