def autocomplete_method(self, v):
        """ Method called by autocomplete component.

        This method is called when you search a user on the add member
        overlay int the field autocomplete

        In:
            - ``v`` -- first letters of the username
        Return:
            - list of user (User instance)
        """
        users = usermanager.UserManager.search(v)
        results = []
        for user in users:
            if user.is_validated() and [m().email for m in self.all_members] not in user.email:
                results.append(user)
        return results
dataset/ETHPy150Open Net-ng/kansha/kansha/board/comp.py/Board.autocomplete_method/swapped operands of `not in`