def _body(self) -> List[str]:
        """Generate the information required to create an SBN"""

        reg_pub_len: int = SBN.MAX_LENGTH - 1

        # Generate a registrant/publication combination
        reg_pub: str = self.numerify("#" * reg_pub_len)

        # Use rules to separate the registrant from the publication
        rules: List[RegistrantRule] = RULES
        registrant, publication = self._registrant_publication(reg_pub, rules)
        return [registrant, publication]
Generate the information required to create an SBN
faker/providers/sbn/__init__.py