From d94454920b89e3c797ed516d240a1d885d02f42b Mon Sep 17 00:00:00 2001
From: David Holsgrove <david@apnic.net>
Date: Mon, 24 May 2021 16:05:19 +1000
Subject: [PATCH] Skip empty yaml docs - for yaml files with a structure like

```
# comment
---
apiVersion: apiextensions.k8s.io/v1
kind: CustomResourceDefinition
```
---
 scripts/openapi2jsonschema.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/scripts/openapi2jsonschema.py b/scripts/openapi2jsonschema.py
index 1f3b896..bfaba37 100755
--- a/scripts/openapi2jsonschema.py
+++ b/scripts/openapi2jsonschema.py
@@ -114,6 +114,8 @@ for crdFile in sys.argv[1:]:
       f = open(crdFile)
     with f:
         for y in yaml.load_all(f, Loader=yaml.SafeLoader):
+            if y is None:
+                continue
             if "kind" not in y:
                 continue
             if y["kind"] != "CustomResourceDefinition":