def METHOD_NAME(self, create, count):
    if count is None:
        count = 2
    make_language = getattr(LanguageFactory, 'create' if create else 'build')
    METHOD_NAME = []
    for i in range(count):
        lang = make_language()
        lang.save()
        lang.METHOD_NAME.add(self)
        METHOD_NAME.append(lang)
    if not create:
        self._prefetched_objects_cache = {'languages': METHOD_NAME}