Only create the migration directory once per app

                self.stdout.write("No changes detected")

            return

        directory_created = {}

        for app_label, migrations in changes.items():

            self.stdout.write(self.style.MIGRATE_HEADING("Migrations for '%s':" % app_label) + "\n")

            for migration in migrations:

                    self.stdout.write("    - %s\n" % operation.describe())

                # Write it

                migrations_directory = os.path.dirname(writer.path)

                if not directory_created.get(app_label, False):

                    if not os.path.isdir(migrations_directory):

                        os.mkdir(migrations_directory)

                    init_path = os.path.join(migrations_directory, "__init__.py")

                    if not os.path.isfile(init_path):

                        open(init_path, "w").close()

                    # We just do this once per app

                    directory_created[app_label] = True

                with open(writer.path, "w") as fh:

                    fh.write(writer.as_string())