beep2.py

from IPython.display import display, Javascript

def beep():
    display(Javascript('''(function() {
        var context = new (window.AudioContext || window.webkitAudioContext)();
        var oscillator = context.createOscillator();
        oscillator.type = 'sine';
        oscillator.frequency.setValueAtTime(440, context.currentTime); // Frequency in Hz (440 is a standard 'A' note)
        oscillator.connect(context.destination);
        oscillator.start();
        oscillator.stop(context.currentTime + 0.2);  // Beep duration: 0.2 seconds
    })()'''))

# Call the beep function when your cell is done executing
beep()