How to use the qdarkstyle.QSS_PATH function in QDarkStyle

This fuction returns the custom stylesheet pointing to resources stored at
    .../path/name/.
    """
    stylesheet = ''

    # Check if name is valid
    if is_identifier(name):
        name = name if name[0].isupper() else name.capitalize()
    else:
        raise Exception('The custom palette name must be a valid Python '
                        'identifier!')

    # Copy resources folder
    rc_loc = os.path.basename(RC_PATH)
    qss_loc = os.path.basename(QSS_PATH)
    theme_root_path = os.path.join(path, name.lower())
    theme_rc_path = os.path.join(theme_root_path, rc_loc)

    if os.path.isdir(theme_root_path):
        shutil.rmtree(theme_root_path)

    shutil.copytree(RC_PATH, theme_rc_path)

    # Copy QSS folder and contents
    theme_qss_path = os.path.join(theme_root_path, qss_loc)

    if os.path.isdir(theme_qss_path):
        os.removedirs(theme_qss_path)

    shutil.copytree(QSS_PATH, theme_qss_path)

qss_loc = os.path.basename(QSS_PATH)
    theme_root_path = os.path.join(path, name.lower())
    theme_rc_path = os.path.join(theme_root_path, rc_loc)

    if os.path.isdir(theme_root_path):
        shutil.rmtree(theme_root_path)

    shutil.copytree(RC_PATH, theme_rc_path)

    # Copy QSS folder and contents
    theme_qss_path = os.path.join(theme_root_path, qss_loc)

    if os.path.isdir(theme_qss_path):
        os.removedirs(theme_qss_path)

    shutil.copytree(QSS_PATH, theme_qss_path)

    # Create custom palette
    custom_palette = type(name, (DarkPalette, ), {})
    custom_palette.COLOR_BACKGROUND_LIGHT = color_background_light
    custom_palette.COLOR_BACKGROUND_NORMAL = color_background_normal
    custom_palette.COLOR_BACKGROUND_DARK = color_background_dark
    custom_palette.COLOR_FOREGROUND_LIGHT = color_foreground_light
    custom_palette.COLOR_FOREGROUND_NORMAL = color_foreground_normal
    custom_palette.COLOR_FOREGROUND_DARK = color_foreground_dark
    custom_palette.COLOR_SELECTION_LIGHT = color_selection_light
    custom_palette.COLOR_SELECTION_NORMAL = color_selection_normal
    custom_palette.COLOR_SELECTION_DARK = color_selection_dark
    custom_palette.SIZE_BORDER_RADIUS = border_radius
    custom_palette.PATH_RESOURCES = "'{}'".format(theme_root_path)

    # Process images and save them to the custom platte rc folder