button_press_and_hold.py

from signal import pause

from gpiozero import Button

Button.was_held = False

button = Button(15)


def held(btn):
    btn.was_held = True
    print("button was held not just pressed")


def released(btn):
    if not btn.was_held:
        pressed()
    btn.was_held = False


def pressed():
    print("button was pressed not held")


button.when_held = held
button.when_released = released

pause()