def __create_launcher(self, run_root):
		launcher = self.__task.data['backend']['launcher']
		return self.__launcher_mgr.create_launcher(launcher, run_root)
def deserialize(self, value):
        value = decode(value).strip()
        expanded = path.expand_path(value)
        validators.validate_required(value, self._required)
        validators.validate_required(expanded, self._required)
        if not value or expanded is None:
            return None
        return _ExpandedPath(value, expanded)