From 66adfd97ef38b9f0c037df1026930578ff3c5d19 Mon Sep 17 00:00:00 2001
From: Dougal Matthews <dougal@redhat.com>
Date: Fri, 29 Jun 2018 14:34:55 +0100
Subject: [PATCH] Replace 'raise StopIteration' with 'return'

With PEP 479, the behaviour of StopIteration is changing. Raising it to
stop a generator is considered incorrect and from Python 3.7 this will
cause a RuntimeError. The PEP recommends using the return statement.

More details: https://www.python.org/dev/peps/pep-0479/#examples-of-breakage

Change-Id: I5ea49c24c90d33e7fb5ae916c43e01d3d7537477
---
 freezer/engine/rsync/rsync.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/freezer/engine/rsync/rsync.py b/freezer/engine/rsync/rsync.py
index 132e8bcc..ef40baca 100644
--- a/freezer/engine/rsync/rsync.py
+++ b/freezer/engine/rsync/rsync.py
@@ -248,7 +248,7 @@ class RsyncEngine(engine.BackupEngine):
         """
 
         if not old_file_meta:
-            raise StopIteration
+            return
 
         # If the ctime or mtime has changed, the delta is computed
         # data block is returned