Note blob-only relevance for no-op '_PropertyHelper._encryption_headers'.

tseaver · tseaver · commit 0c5a4f742156 · 2019-03-11T12:38:00.000-04:00
Addresses #7441 (comment)
diff --git a/storage/google/cloud/storage/_helpers.py b/storage/google/cloud/storage/_helpers.py
@@ -89,6 +89,10 @@ def _require_client(self, client):
     def _encryption_headers(self):
         """Return any encryption headers needed to fetch the object.
 
+        .. note::
+           Defined here because :meth:`reload` calls it, but this method is
+           really only relevant for :class:`~google.cloud.storage.blob.Blob`.
+
         :rtype: dict
         :returns: a mapping of encryption-related headers.
         """
