obs_event_exmpl.py

import obspython as S


def on_event(event):
    if event == S.OBS_FRONTEND_EVENT_SCENE_CHANGED:
        raise Exception("Triggered when the current scene has changed.")


def script_load(settings):
    S.obs_frontend_add_event_callback(on_event)


def script_description():
    "Triggered when the current scene has changed."