'Serializer.'

def __getstate__(self):

    return dict(class_name=self.class_name, base_class=self.base_class, package=self.package, config=self.config, subdir=self.subdir, aliases=self.aliases, _extra_dirs=self._extra_dirs, _searched_paths=self._searched_paths, PATH_CACHE=PATH_CACHE[self.class_name], PLUGIN_PATH_CACHE=PLUGIN_PATH_CACHE[self.class_name])
