[py-svn] py-virtualenv commit 24c4fa1656bc: use default argument

[commits-noreply at bitbucket.org]

# HG changeset patch -- Bitbucket.org
# Project py-virtualenv
# URL http://bitbucket.org/RonnyPfannschmidt/py-virtualenv/overview/
# User Benjamin Peterson <benjamin at python.org>
# Date 1253992896 18000
# Node ID 24c4fa1656bc03dbd51841bc803d02526afeb758
# Parent 1cba43c6180ca40ecc6315d8805a4b4714931a69
use default argument

--- a/py/execnet/serializer.py
+++ b/py/execnet/serializer.py
@@ -165,10 +165,8 @@ class _Stop(Exception):
 
 class Unserializer(object):
 
-    def __init__(self, stream, options=None):
+    def __init__(self, stream, options=UnserializationOptions()):
         self.stream = stream
-        if options is None:
-            options = UnserializationOptions()
         self.options = options
 
     def load(self):