python: add comment on empty except

chu11 · chu11 · commit 7958552db228 · 2024-02-01T15:48:32.000-08:00
Problem: CodeQL outputs a warning that an except clause is
empty without a comment.

Add a comment to eliminate the warning.
diff --git a/src/bindings/python/flux/kvs.py b/src/bindings/python/flux/kvs.py
@@ -795,6 +795,7 @@ def __del__(self):
         try:
             super().__del__()
         except AttributeError:
+            # not an error if super did not implement
             pass
 
     def __init__(self, future_handle):
