class AttachmentContainer:
    def add_attachment(self, file_path: str):
        """
        add an attachment to the entity
        :param file_path: the path to the file to add
        :return:
        """
        pass

    def delete_attachment(self, file_path: str):
        """
        remove an attachment from the entity
        :param file_path: the file path to be deleted
        :return:
        """

        pass
