'Copies feeds\' entries that belong to target_ids into the
corresponding feeds of user_id.
:param user_id: the user which is doing the following
:param target_ids: the users to follow
:param async: controls if the operation should be done via celery'

def follow_many_users(self, user_id, target_ids, async=True):

    if async:
        follow_many_fn = follow_many.delay
    else:
        follow_many_fn = follow_many
    follow_many_fn(self, user_id, target_ids, self.follow_activity_limit)
