--- a/DebugClients/Python/coverage/annotate.py	Sat Jul 23 13:33:54 2016 +0200
+++ b/DebugClients/Python/coverage/annotate.py	Sun Jul 24 12:01:01 2016 +0200
@@ -8,8 +8,12 @@
 import re
 
 from coverage.files import flat_rootname
+from coverage.misc import isolate_module
 from coverage.report import Reporter
 
+os = isolate_module(os)
+
+
 class AnnotateReporter(Reporter):
     """Generate annotated source files showing line coverage.