def __call__(self, code, *args, **kwargs):
        if not args and not kwargs and not isinstance(code, integer_types):
            raise HTTPException(response=code)
        if code not in self.mapping:
            raise LookupError(code % 'no exception for %r')
        raise self.mapping[code](*args, **kwargs)
dataset/ETHPy150Open Eforcers/gae-flask-todo/lib/werkzeug/exceptions.py/Aborter.__call__/swapped operands of `%`