def METHOD_NAME(self):
    create_db_tables_sync(*TABLES)
    manager_1 = Manager.objects().create(name="Guido").run_sync()
    manager_2 = Manager.objects().create(name="Graydon").run_sync()
    band_1 = (
        Band.objects()
        .create(name="Pythonistas", manager=manager_1)
        .run_sync()
    )
    band_2 = (
        Band.objects()
        .create(name="Rustaceans", manager=manager_2)
        .run_sync()
    )
    venue = (
        Venue.objects()
        .create(name="Royal Albert Hall", capacity=5900)
        .run_sync()
    )
    concert = (
        Concert.objects()
        .create(venue=venue, band_1=band_1, band_2=band_2)
        .run_sync()
    )
    Ticket.objects().create(
        price=decimal.Decimal(50.0), concert=concert
    ).run_sync()
    thing_one = ThingOne.insert(ThingOne(name="thing_one")).run_sync()
    thing_two = ThingTwo.insert(
        ThingTwo(name="thing_two", thing_one=thing_one[0]["id"])
    ).run_sync()
    thing_three = ThingThree.insert(
        ThingThree(name="thing_three", thing_two=thing_two[0]["id"])
    ).run_sync()
    ThingFour.insert(
        ThingFour(name="thing_four", thing_three=thing_three[0]["id"])
    ).run_sync()