Add warning if Kueue CRDs not installed on cluster

Author: oksanabaza

src/codeflare_sdk/utils/generate_yaml.py

@@ -30,6 +30,7 @@
 from os import urandom
 from base64 import b64encode
 from urllib3.util import parse_url
+from kubernetes.client.rest import ApiException
 
 
 def read_template(template):
@@ -343,6 +344,10 @@ def write_components(
     components = user_yaml.get("spec", "resources")["resources"].get("GenericItems")
     open(output_file_name, "w").close()
     lq_name = local_queue or get_default_kueue_name(namespace)
+    if lq_name is None:
+        print(
+            "Kueue is not installed or won't be used. The absence of CRDs may lack the necessary functionality."
+        )
     cluster_labels = labels
     if not local_queue_exists(namespace, lq_name):
         raise ValueError(
@@ -378,6 +383,10 @@ def load_components(
     component_list = []
     components = user_yaml.get("spec", "resources")["resources"].get("GenericItems")
     lq_name = local_queue or get_default_kueue_name(namespace)
+    if lq_name is None:
+        print(
+            "Kueue is not installed or won't be used. The absence of CRDs may lack the necessary functionality."
+        )
     cluster_labels = labels
     if not local_queue_exists(namespace, lq_name):
         raise ValueError(