from pynput import keyboard

def on_press(key):
    try:
        print('alphanumeric key {0} pressed'.format(key.car))
    except AttributeError:
        print('special key {0} pressed'.format(key))

def on_release(key):
    print('{0} released'.format(key))
    if key == keyboard.Key.esc:
        # Stop listener
        return False

# Collect events until released
with keyboard.Listener(on_press=on_press, on_release=on_release) as listener:
    listener.join()

# ...or, in a non-blocking fashion:
listener = keyboard.Listener(on_press=on_press, on_release=on_release)
listener.start()