From 4f0ddc8d6e2a22f31a837f3c8615021a5d346d2d Mon Sep 17 00:00:00 2001
From: Joseph Schorr <josephschorr@users.noreply.github.com>
Date: Tue, 20 Sep 2016 14:07:29 -0400
Subject: [PATCH] Don't exception log for expected 404s in Swift storage

Fixes #1850
---
 storage/swift.py | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/storage/swift.py b/storage/swift.py
index 808794868..eded1b25f 100644
--- a/storage/swift.py
+++ b/storage/swift.py
@@ -120,6 +120,11 @@ class SwiftStorage(BaseStorage):
     path = self._normalize_path(path)
     try:
       return self._get_connection().head_object(self._swift_container, path)
+    except ClientException as ce:
+      if ce.http_status != 404:
+        logger.exception('Could not head object at path %s: %s', path, ex)
+
+      return None
     except Exception as ex:
       logger.exception('Could not head object at path %s: %s', path, ex)
       return None