def file_path(*path_string, unix_style=True):
        """
        Usage is the same as path.join(dir_1,dir_2,file_name)
        :param path_string: a tuple
        :param unix_style: it will convert windows path style to unix style. This is because panda uses unix style path
        to find assets.
        :return: file path used to load asset
        """
        path = AssetLoader.asset_path.joinpath(*path_string)
        return AssetLoader.windows_style2unix_style(path
                                                    ) if sys.platform.startswith("win") and unix_style else str(path)

        Usage is the same as path.join(dir_1,dir_2,file_name)
        :param path_string: a tuple
        :param unix_style: it will convert windows path style to unix style. This is because panda uses unix style path
        to find assets.
        :return: file path used to load asset
        
metadrive/engine/asset_loader.py