def init_number_subscriptions():
clean_up_subscription()
users = User.query().fetch()
for user in users:
followers = Subscription.query(Subscription.following == user.key).count()
following = Subscription.query(ancestor = user.key).count()
memcache.init_followers_number(user.key.id(), followers)
memcache.init_following_number(user.key.id(), following)
def clean_up_subscription():
subscriptions = Subscription.query().fetch()
for subscription in subscriptions:
if not subscription.key.parent.get():
subscription.key.delete()
continue
if not subscription.following.get():
subscription.key.delete()
