def send_observation_notices_for(observed, signal="post_save", extra_context=None):
    if extra_context is None:
        extra_context = {}
    observed_items = ObservedItem.objects.all_for(observed, signal)
    for observed_item in observed_items:
        observed_item.send_notice(extra_context)
    return observed_items
Notifies the observer of the end of the sequence.
dataset/ETHPy150Open amarandon/smeuhsocial/apps/notification/models.py/send_observation_notices_for--crossover with--dataset/ETHPy150Open ReactiveX/RxPY/rx/abstractobserver.py/AbstractObserver.on_completed