diff --git a/Lib/test/test_interpreters.py b/Lib/test/test_interpreters.py
index cc4f4003b0359d..2b0cff596da00e 100644
--- a/Lib/test/test_interpreters.py
+++ b/Lib/test/test_interpreters.py
@@ -68,6 +68,20 @@ def run():
class TestBase(unittest.TestCase):
+ def os_pipe(self):
+ r, w = os.pipe()
+ def cleanup():
+ try:
+ os.close(w)
+ except Exception:
+ pass
+ try:
+ os.close(r)
+ except Exception:
+ pass
+ self.addCleanup(cleanup)
+ return r, w
+
def tearDown(self):
clean_up_interpreters()
@@ -262,7 +276,7 @@ def test_subinterpreter(self):
self.assertFalse(interp.is_running())
def test_finished(self):
- r, w = os.pipe()
+ r, w = self.os_pipe()
interp = interpreters.create()
interp.run(f"""if True:
import os
@@ -299,8 +313,8 @@ def test_bad_id(self):
interp.is_running()
def test_with_only_background_threads(self):
- r_interp, w_interp = os.pipe()
- r_thread, w_thread = os.pipe()
+ r_interp, w_interp = self.os_pipe()
+ r_thread, w_thread = self.os_pipe()
DONE = b'D'
FINISHED = b'F'
@@ -425,8 +439,8 @@ def test_still_running(self):
self.assertTrue(interp.is_running())
def test_subthreads_still_running(self):
- r_interp, w_interp = os.pipe()
- r_thread, w_thread = os.pipe()
+ r_interp, w_interp = self.os_pipe()
+ r_thread, w_thread = self.os_pipe()
FINISHED = b'F'
@@ -532,8 +546,8 @@ def test_bytes_for_script(self):
interp.run(b'print("spam")')
def test_with_background_threads_still_running(self):
- r_interp, w_interp = os.pipe()
- r_thread, w_thread = os.pipe()
+ r_interp, w_interp = self.os_pipe()
+ r_thread, w_thread = self.os_pipe()
RAN = b'R'
DONE = b'D'
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