From d56bddececaeb33327e999b473444573803ff70c Mon Sep 17 00:00:00 2001
From: Marius Gedminas <marius@gedmin.as>
Date: Wed, 20 Feb 2013 17:56:03 +0200
Subject: [PATCH] Require transaction >= 1.4.1 on Python 3

Because our test suite triggers that 'RuntimeError: dictionary changed
size during iteration' error sporadically.
---
 buildout.cfg | 2 +-
 setup.py     | 4 +++-
 2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/buildout.cfg b/buildout.cfg
index f3ccbf7e6..e86a43b92 100644
--- a/buildout.cfg
+++ b/buildout.cfg
@@ -12,7 +12,7 @@ zope.interface = 4.0.3
 ZConfig = 3.0.1
 BTrees = 4.0.5
 persistent = 4.0.6
-transaction = 1.4.0
+transaction = 1.4.1
 zdaemon = 4.0.0a1
 
 [test]
diff --git a/setup.py b/setup.py
index bd2c533eb..1cf454d09 100644
--- a/setup.py
+++ b/setup.py
@@ -30,6 +30,8 @@
     print("This version of ZODB requires Python 2.6 or higher")
     sys.exit(0)
 
+PY3 = sys.version_info >= (3,)
+
 # The (non-obvious!) choices for the Trove Development Status line:
 # Development Status :: 5 - Production/Stable
 # Development Status :: 4 - Beta
@@ -124,7 +126,7 @@ def read_file(*path):
         'BTrees',
         'ZConfig',
         'persistent',
-        'transaction',
+        'transaction >= 1.4.1' if PY3 else 'transaction',
         'six',
         'zc.lockfile',
         'zdaemon >= 4.0.0a1',