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authorNed Batchelder <ned@nedbatchelder.com>2015-10-06 07:14:18 -0400
committerNed Batchelder <ned@nedbatchelder.com>2015-10-06 07:14:18 -0400
commit56e61431209ac76911f25eee3374c9a0b7d7b8ed (patch)
tree5d1b41892bd26b552dead0878b96f0cdec75d68b /coverage/data.py
parentfb6c870536dbfe556429ac6af34e72459b6c8f32 (diff)
downloadpython-coveragepy-56e61431209ac76911f25eee3374c9a0b7d7b8ed.tar.gz
Protect ourselves from mock'ed os. #416
Diffstat (limited to 'coverage/data.py')
-rw-r--r--coverage/data.py4
1 files changed, 3 insertions, 1 deletions
diff --git a/coverage/data.py b/coverage/data.py
index fb0b022..324d733 100644
--- a/coverage/data.py
+++ b/coverage/data.py
@@ -16,7 +16,9 @@ from coverage import env
from coverage.backward import iitems, string_class
from coverage.debug import _TEST_NAME_FILE
from coverage.files import PathAliases
-from coverage.misc import CoverageException, file_be_gone
+from coverage.misc import CoverageException, file_be_gone, isolate_module
+
+os = isolate_module(os)
class CoverageData(object):