def __exit__(self, type, value, traceback):
        self.num_queries_after = self.query_count()
        assert self.num_queries_before - self.num_queries_after == self.number
        settings.DEBUG = self.DEBUG
dataset/ETHPy150Open romgar/django-dirtyfields/tests/utils.py/assert_number_queries.__exit__/swapped operands of `-`