def _closure_deletelink(self, oldparentpk):
        """Remove incorrect links from the closure tree."""
        self._closure_model.objects.filter(
            **{
                "parent__%s__child" % self._closure_parentref(): oldparentpk,
                self._closure_childref() % "child__%s__parent": self.pk
            }
        ).delete()
dataset/ETHPy150Open ocadotechnology/django-closuretree/closuretree/models.py/ClosureModel._closure_deletelink/swapped operands of `%`