From 56e61431209ac76911f25eee3374c9a0b7d7b8ed Mon Sep 17 00:00:00 2001
From: Ned Batchelder <ned@nedbatchelder.com>
Date: Tue, 6 Oct 2015 07:14:18 -0400
Subject: Protect ourselves from mock'ed os. #416

---
 coverage/xmlreport.py | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'coverage/xmlreport.py')

diff --git a/coverage/xmlreport.py b/coverage/xmlreport.py
index 998b959..b8f8a9e 100644
--- a/coverage/xmlreport.py
+++ b/coverage/xmlreport.py
@@ -9,8 +9,12 @@ import time
 import xml.dom.minidom
 
 from coverage import __url__, __version__, files
+from coverage.misc import isolate_module
 from coverage.report import Reporter
 
+os = isolate_module(os)
+
+
 DTD_URL = (
     'https://raw.githubusercontent.com/cobertura/web/'
     'f0366e5e2cf18f111cbd61fc34ef720a6584ba02'
-- 
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