From 18e9e2e490845e05970fdc0e72b87f34e2edb164 Mon Sep 17 00:00:00 2001
From: Lee Trout <lee@leetrout.com>
Date: Tue, 13 Aug 2013 15:27:43 -0400
Subject: [PATCH] Fixes issue 69 on bitbucket

---
 johnny/transaction.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/johnny/transaction.py b/johnny/transaction.py
index 146276d..b3b1c84 100755
--- a/johnny/transaction.py
+++ b/johnny/transaction.py
@@ -156,7 +156,8 @@ def _create_savepoint(self, sid, using=None):
         self._clear(using)
         #append the key to the savepoint stack
         sids = self._get_sid(using)
-        sids.append(key)
+        if len(sids) > 0 and sids[-1] != key:
+            sids.append(key)
 
     def _rollback_savepoint(self, sid, using=None):
         sids = self._get_sid(using)