diff -r 61fc2cdbc57c -r 570141fa38f9 tests/run-tests.py
--- a/tests/run-tests.py	Tue Apr 14 15:52:45 2015 -0400
+++ b/tests/run-tests.py	Tue Apr 14 15:54:13 2015 -0400
@@ -66,6 +66,8 @@
 from xml.dom import minidom
 import unittest
 
+osenvironb = getattr(os, 'environb', os.environ)
+
 try:
     import json
 except ImportError: