[metrics-alerts] Cron <onionoo@onionoo-backend-02> /srv/onionoo.torproject.org/onionoo/monitoring/network/onionoo

Traceback (most recent call last): File "/srv/onionoo.torproject.org/onionoo/monitoring/network/onionoo", line 237, in <module> if len(flags) > 0: TypeError: object of type 'NoneType' has no len()