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-rw-r--r--Lib/test/_test_multiprocessing.py2
1 files changed, 1 insertions, 1 deletions
diff --git a/Lib/test/_test_multiprocessing.py b/Lib/test/_test_multiprocessing.py
index 6038553699..7575c5d368 100644
--- a/Lib/test/_test_multiprocessing.py
+++ b/Lib/test/_test_multiprocessing.py
@@ -4365,7 +4365,7 @@ class TestSemaphoreTracker(unittest.TestCase):
'''
r, w = os.pipe()
p = subprocess.Popen([sys.executable,
- '-c', cmd % (w, w)],
+ '-E', '-c', cmd % (w, w)],
pass_fds=[w],
stderr=subprocess.PIPE)
os.close(w)