django.db.migrations.graph

module documentation

(source)

Undocumented

Class	`DummyNode`	A node that doesn't correspond to a migration file on disk. (A squashed migration that was removed, for example.)
Class	`MigrationGraph`	Represent the digraph of all migrations in a project.
Class	`Node`	A single node in the migration graph. Contains direct links to adjacent nodes in either direction.