def service_cidr():
    " Return the charm's service-cidr config"
    frozen_cidr = db.get('kubernetes-master.service-cidr')
    return (frozen_cidr or hookenv.config('service-cidr'))
Return the charm's service-cidr config
def service_cidr():
    " "
    frozen_cidr = db.get('kubernetes-master.service-cidr')
    return (frozen_cidr or hookenv.config('service-cidr'))