def get_preferred_service_network(service_cidrs):
    'Get the network preferred for cluster service, preferring IPv4'
    net_ipv4 = kubernetes_common.get_ipv4_network(service_cidrs)
    net_ipv6 = kubernetes_common.get_ipv6_network(service_cidrs)
    return (net_ipv4 or net_ipv6)
Get the network preferred for cluster service, preferring IPv4
def get_preferred_service_network(service_cidrs):
    
    net_ipv4 = kubernetes_common.get_ipv4_network(service_cidrs)
    net_ipv6 = kubernetes_common.get_ipv6_network(service_cidrs)
    return (net_ipv4 or net_ipv6)