<s> from stevedore import extension <EOL> def _load_error_handler ( * args , ** kwds ) : <EOL> raise <EOL> def load_handlers ( ) : <EOL> return extension . ExtensionManager ( <EOL> '<STR_LIT>' , <EOL> invoke_on_load = True , <EOL> on_load_failure_callback = _load_error_handler , <EOL> ) </s>
