The player would tap one switch each time the ball completed a full spin, and the other switch each time the wheel spun. From that data, a small pocket computer could calculate the odds and let him know, via a tap on the leg, where he should place his bet. All in the small window of time before the ball stops spinning.
It is theoretically possible to use machine learning and artificial intelligence to analyze patterns and predict outcomes in roulette. However, it's important to note that casinos employ various measures to prevent cheating and ensure the randomness of the game.