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-rw-r--r--Lib/test/test_poll.py3
1 files changed, 1 insertions, 2 deletions
diff --git a/Lib/test/test_poll.py b/Lib/test/test_poll.py
index 7d542b5..02165a0 100644
--- a/Lib/test/test_poll.py
+++ b/Lib/test/test_poll.py
@@ -128,8 +128,7 @@ class PollTests(unittest.TestCase):
cmd = 'for i in 0 1 2 3 4 5 6 7 8 9; do echo testing...; sleep 1; done'
proc = subprocess.Popen(cmd, shell=True, stdout=subprocess.PIPE,
bufsize=0)
- proc.__enter__()
- self.addCleanup(proc.__exit__, None, None, None)
+ self.enterContext(proc)
p = proc.stdout
pollster = select.poll()
pollster.register( p, select.POLLIN )