from django.conf import settings
from pusher import Pusher


def pusher():
    try:
        pusher_cluster = settings.PUSHER_CLUSTER
    except AttributeError:
        pusher_cluster = 'mt1'

    return Pusher(app_id=settings.PUSHER_APP_ID,
                key=settings.PUSHER_KEY,
                secret=settings.PUSHER_SECRET,
                cluster=pusher_cluster)