Wait indefinitely after start

import time

from dataclasses import dataclass, field

from poolpay.model.Card import Card

    def start(self) -> None:

        self.nothing_requested()

        # Wait for the action to happen in other threads

        while True:

            time.sleep(0.1)

    def card_presented(self, card_id: int) -> None:

        card = Card.get_only(card_id)