Script for finding Cluster Autoscaler OWNERS

cluster-autoscaler/hack/list-owners.py

@@ -0,0 +1,40 @@
+#!/usr/bin/env python3
+
+# Copyright 2024 The Kubernetes Authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+""" Python script to list all OWNERS of various parts of Cluster Autoscaler.
+
+Traverse all subdirectories and find OWNERS. This is useful for tagging people
+on broad announcements, for instance before a new patch release.
+"""
+
+import glob
+import yaml
+import sys
+
+files = glob.glob('**/OWNERS', recursive=True)
+owners = set()
+
+for fname in files:
+  with open(fname) as f:
+    parsed = yaml.safe_load(f)
+    if 'approvers' in parsed and parsed['approvers'] is not None:
+      for approver in parsed['approvers']:
+        owners.add(approver)
+    else:
+      print("No approvers found in {}: {}".format(fname, parsed), file=sys.stderr)
+
+for owner in sorted(owners):
+  print('@', owner, sep='')