fix cached property

oxi/manager.py

@@ -86,7 +86,7 @@ class NodeView:
     def model(self):
         return self._data.get('model')
 
-    @property
+    @cached_property
     def config(self):
         return NodeConfig(self._session, self.full_name, self.model, self._base_url)
 
@@ -100,7 +100,7 @@ class NodeConfig:
         self._device: type[BaseDevice] = device_registry.get(self._model.lower())
         if self._device is None:
             raise ValueError(f"Device model '{self._model}' not found in registry")
-        self._data = None
+        self._parsed_data = self._device(self.text).parse_config()
 
     @cached_property
     def _response(self):
@@ -121,10 +121,10 @@ class NodeConfig:
         return self.text
 
     def vlans(self):
-        return self._device(self.text).parse_config().vlans
+        return self._parsed_data.vlans
 
     def l3interfaces(self):
-        return self._device(self.text).parse_config().l3interfaces
+        return self._parsed_data.l3interfaces
 
     def vlaninterfaces(self):
-        return self._device(self.text).parse_config().vlaninterfaces
+        return self._parsed_data.vlaninterfaces