def _absolute_template_path(fn):
return os.path.join(os.path.dirname(__file__), "<STR_LIT>", fn)<EOL>
Return absolute path for filename from local ``xslt/`` directory.

Args:
    fn (str): Filename. ``MARC21slim2MODS3-4-NDK.xsl`` for example.

Returns:
    str: Absolute path to `fn` in ``xslt`` dicretory..