From 25993c9e0a8ae6aa2132af64a470d2fb6b9a3b5e Mon Sep 17 00:00:00 2001
From: Brian Bernstein <bernie@athens.(none)>
Date: Wed, 26 Oct 2011 14:09:55 -0400
Subject: [PATCH] SQS Transport: Fix for KeyError on message acknowledgment--
 (#73)

Avoids duplicate keys on message delivery tags by using UUIds instead
of a simple counter.

Closes #73
---
 kombu/transport/SQS.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/kombu/transport/SQS.py b/kombu/transport/SQS.py
index 01c0545d..dd2da307 100644
--- a/kombu/transport/SQS.py
+++ b/kombu/transport/SQS.py
@@ -285,6 +285,9 @@ class Channel(virtual.Channel):
                    aws_secret_access_key=conninfo.password,
                    port=conninfo.port)
 
+    def _next_delivery_tag(self):
+        return uuid()  # See #73
+
     @property
     def sqs(self):
         if self._sqs is None: