i hate these exceptions where it should just return an empty list

2011-08-15 15:29:55 -05:00
parent 54ba0d6d25
commit d3e2be67d1
1 changed files with 4 additions and 1 deletions
--- a/nova/network/manager.py
+++ b/nova/network/manager.py
@@ -656,7 +656,10 @@ class NetworkManager(manager.SchedulerDependentManager):
            subnets_v4 = list(fixed_net_v4.subnet(prefixlen_v4,
                                                  count=num_networks))

-            nets = self.db.network_get_all(context)
+            try:
+                nets = self.db.network_get_all(context)
+            except exception.NoNetworksFound:
+                nets = []
            used_subnets = [netaddr.IPNetwork(net['cidr']) for net in nets]

            for subnet in subnets_v4: