def kill_old_ids(old_ids, client):
    for app in old_ids:
        try:
            log.info("Killing %s", app)
            delete_marathon_app(app, client)
        except:
            continue
Kill old marathon job ids. Skips anything that doesn't exist or
dataset/ETHPy150Open Yelp/paasta/paasta_tools/bounce_lib.py/kill_old_ids