fix: KeyError on KF 1.8 (#7335)

This change fixes an error 500 on notebook creation

components/crud-web-apps/jupyter/backend/apps/common/status.py

@@ -58,9 +58,10 @@ def process_status(notebook):
 
 
 def get_empty_status(notebook):
-    creation_timestamp = notebook["metadata"]["creationTimestamp"]
-    container_state = notebook["status"]["containerState"]
-    conditions = notebook["status"]["conditions"]
+    creation_timestamp = notebook.get("metadata", {}).get("creationTimestamp")
+    status = notebook.get("status", {})
+    container_state = status.get("containerState")
+    conditions = status.get("conditions")
 
     # Convert a date string of a format to datetime object
     nb_creation_time = dt.datetime.strptime(

components/crud-web-apps/jupyter/backend/apps/common/utils.py

@@ -14,7 +14,9 @@ log = logging.getLogger(__name__)
 
 FILE_ABS_PATH = os.path.abspath(os.path.dirname(__file__))
 
-NOTEBOOK_TEMPLATE_YAML = os.path.join(FILE_ABS_PATH, "yaml/notebook_template.yaml")
+NOTEBOOK_TEMPLATE_YAML = os.path.join(
+    FILE_ABS_PATH, "yaml/notebook_template.yaml"
+)
 LAST_ACTIVITY_ANNOTATION = "notebooks.kubeflow.org/last-activity"
 
 # The production configuration is mounted on the app's pod via a configmap
@@ -97,7 +99,9 @@ def pvc_from_dict(vol, namespace):
         spec=client.V1PersistentVolumeClaimSpec(
             access_modes=[vol["mode"]],
             storage_class_name=get_storage_class(vol),
-            resources=client.V1ResourceRequirements(requests={"storage": vol["size"]}),
+            resources=client.V1ResourceRequirements(
+                requests={"storage": vol["size"]}
+            ),
         ),
     )