Method validate_consistency

django/db/migrations/graph.py:198–200

Ensure there are no dummy nodes remaining in the graph.

(self)

            # assume the replaced nodes already have the correct ancestry.

    def validate_consistency(self):
        """Ensure there are no dummy nodes remaining in the graph."""
        [n.raise_error() for n in self.node_map.values() if isinstance(n, DummyNode)]

    def forwards_plan(self, target):
        """