def update(self, eligible=None, bcount=None, diff=None, patch=None) -> None:
        """
        Update the properties of the object
        """
        if eligible is not None:
            self.eligible = eligible

        if bcount is not None:
            self.bcount = bcount

        if diff is not None:
            self.diff = diff

        if patch is not None:
            self.patch = patch

        Update the properties of the object
        
art/attacks/evasion/steal_now_attack_later/steal_now_attack_later.py