def METHOD_NAME(self):
    rst_file = directories.get_rst_filename(self.nxdl_file)
    manual_root = directories.manual_build_sphinxroot()
    rel_path = rst_file.relative_to(manual_root)
    rel_html = str(rel_path.with_suffix(".html"))
    rel_html = rel_html.replace(os.sep, "/")
    return f"{MANUAL_URL}/{rel_html}"