def bulk_attachments(self, article, attachments):
        """
        This function implements associating attachments to an article after article creation (for
        unassociated attachments).

        :param article: Article id or :class:`Article` object
        :param attachments: :class:`ArticleAttachment` object, or list of :class:`ArticleAttachment` objects,
        up to 20 supported. `Zendesk documentation.
        <https://developer.zendesk.com/rest_api/docs/help_center/articles#associate-attachments-in-bulk-to-article>`__
        :return:
        """
        return HelpdeskAttachmentRequest(self).post(self.endpoint.bulk_attachments, article=article,
                                                    attachments=attachments)