def r_assets(self, filetype, asset):
if filetype in self.assets and asset in self.assets[filetype] and self.assets[filetype][asset]:<EOL><INDENT>return send_from_directory(<EOL>directory=self.assets[filetype][asset],<EOL>filename=asset<EOL>)<EOL><DEDENT>abort(<NUM_LIT>)<EOL>
Route for specific assets.

        :param filetype: Asset Type
        :param asset: Filename of an asset
        :return: Response