Removes @members from the set
            -> #int the number of members that were removed from the set

def remove(self, *members):
        """ Removes @members from the set
            -> #int the number of members that were removed from the set
        """
        if self.serialized:
            members = list(map(self._dumps, members))
        return self._client.srem(self.key_prefix, *members)