migrations.py 文件源码

def migrate(self, *filters: List[str]):
        """
        Executes the recorded migrations.

        Arguments:
            filters: List of strings to filter SQL statements on.

        Returns:
            The filtered calls of every migration
        """

        calls_for_migrations = []
        while len(self.migrations) > 0:
            migration = self.migrations.pop()

            with filtered_schema_editor(*filters) as (schema_editor, calls):
                migration_executor = MigrationExecutor(schema_editor.connection)
                migration_executor.apply_migration(
                    self.project_state, migration
                )
                calls_for_migrations.append(calls)

        return calls_for_migrations