feat: add server and load balancer private_net_for helper method

Author: jooola

hcloud/load_balancers/domain.py

@@ -13,7 +13,7 @@
     from ..load_balancer_types import BoundLoadBalancerType
     from ..locations import BoundLocation
     from ..metrics import Metrics
-    from ..networks import BoundNetwork
+    from ..networks import BoundNetwork, Network
     from ..servers import BoundServer
     from .client import BoundLoadBalancer
 
@@ -107,6 +107,16 @@ def __init__(
         self.ingoing_traffic = ingoing_traffic
         self.included_traffic = included_traffic
 
+    def private_net_for(self, network: BoundNetwork | Network) -> PrivateNet | None:
+        """
+        Returns the load balancer's network attachment information in the given Network,
+        and None if no attachment was found.
+        """
+        for o in self.private_net:
+            if o.network.id == network.id:
+                return o
+        return None
+
 
 class LoadBalancerService(BaseDomain):
     """LoadBalancerService Domain

hcloud/servers/domain.py

@@ -14,7 +14,7 @@
     from ..images import BoundImage
     from ..isos import BoundIso
     from ..metrics import Metrics
-    from ..networks import BoundNetwork
+    from ..networks import BoundNetwork, Network
     from ..placement_groups import BoundPlacementGroup
     from ..primary_ips import BoundPrimaryIP, PrimaryIP
     from ..server_types import BoundServerType
@@ -154,6 +154,16 @@ def __init__(
         self.primary_disk_size = primary_disk_size
         self.placement_group = placement_group
 
+    def private_net_for(self, network: BoundNetwork | Network) -> PrivateNet | None:
+        """
+        Returns the server's network attachment information in the given Network,
+        and None if no attachment was found.
+        """
+        for o in self.private_net:
+            if o.network.id == network.id:
+                return o
+        return None
+
 
 class CreateServerResponse(BaseDomain):
     """Create Server Response Domain