Generate a random avatar..

        :param size: Size of avatar.
        :return: Link to avatar.

def avatar(self, size: int = 256) -> str:
        """Generate a random avatar..

        :param size: Size of avatar.
        :return: Link to avatar.
        """
        url = 'https://api.adorable.io/avatars/{0}/{1}.png'
        return url.format(size, self.password(hashed=True))