How to use the svgpathtools.parser.parse_path function in svgpathtools

FlattenedPath = collections.namedtuple('FlattenedPath',
                                           ['path', 'element', 'transform'])
    paths = []

    while stack:
        top = stack.pop()

        # For each element type that we know how to convert into path
        # data, parse the element after confirming that the path_filter
        # accepts it.
        for key, converter in path_conversions.items():
            for path_elem in filter(path_filter, top.group.iterfind(
                    'svg:'+key, SVG_NAMESPACE)):
                path_tf = top.transform.dot(
                    parse_transform(path_elem.get('transform')))
                path = transform(parse_path(converter(path_elem)), path_tf)
                paths.append(FlattenedPath(path, path_elem, path_tf))

        stack.extend(get_relevant_children(top.group, top.transform))

    return paths

attribute_dictionary_list += ellipses

    if convert_circles_to_paths:
        circles = [dom2dict(el) for el in doc.getElementsByTagName('circle')]
        d_strings += [ellipse2pathd(c) for c in circles]
        attribute_dictionary_list += circles

    if convert_rectangles_to_paths:
        rectangles = [dom2dict(el) for el in doc.getElementsByTagName('rect')]
        d_strings += [rect2pathd(r) for r in rectangles]
        attribute_dictionary_list += rectangles

    if return_svg_attributes:
        svg_attributes = dom2dict(doc.getElementsByTagName('svg')[0])
        doc.unlink()
        path_list = [parse_path(d) for d in d_strings]
        return path_list, attribute_dictionary_list, svg_attributes
    else:
        doc.unlink()
        path_list = [parse_path(d) for d in d_strings]
        return path_list, attribute_dictionary_list