X-Git-Url: https://git.arvados.org/arvados.git/blobdiff_plain/991d037e7b4741450dff745d22b0758170fe4ed9..035b113f60302f6d9c265e6e3a63dbb3c5873153:/sdk/python/arvados/cache.py

diff --git a/sdk/python/arvados/cache.py b/sdk/python/arvados/cache.py
index f59d92f5d9..85f2b89ea2 100644
--- a/sdk/python/arvados/cache.py
+++ b/sdk/python/arvados/cache.py
@@ -1,3 +1,7 @@
+# Copyright (C) The Arvados Authors. All rights reserved.
+#
+# SPDX-License-Identifier: Apache-2.0
+
 from builtins import object
 import errno
 import hashlib
@@ -40,7 +44,7 @@ class SafeHTTPCache(object):
         try:
             with open(filename, 'rb') as f:
                 return f.read()
-        except IOError as OSError:
+        except (IOError, OSError):
             return None
 
     def set(self, url, content):