def save(self, *args, **kwargs):
        """Capitalize the first letter of the block name."""
        letter = getattr(self, "block_letter", None)
        if letter and len(letter) >= 1:
            self.block_letter = letter[:1].upper() + letter[1:]

        super(EighthBlock, self).save(*args, **kwargs)
Capitalize the first letter of the block name.