def block_size(self) -> int | None:
        """
        The internal block size of the hash function, or None if the hash
        function does not use blocks internally (e.g. SHA3).
        """

        The internal block size of the hash function, or None if the hash
        function does not use blocks internally (e.g. SHA3).
        
Solutions/CyberArkAudit/Data Connectors/.python_packages/lib/site-packages/cryptography/hazmat/primitives/hashes.py