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gh-152132: Close stderr_copy in test_api.test_run #153591

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Merged
vstinner merged 1 commit into from
Jul 11, 2026
+9 −7
Merged

gh-152132: Close stderr_copy in test_api.test_run #153591

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16 changes: 9 additions & 7 deletions Lib/test/test_capi/test_run.py
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Original file line number Diff line number Diff line change
Expand Up @@ -310,13 +310,15 @@ def check_run_interactive(self, run, encode_filename, use_loop=False):
# supported". In this case, run the test without redirecting
# stderr to a temporary file.
self._check_run_interactive(run, encode_filename, use_loop)
else:
with tempfile.TemporaryFile() as tmp:
try:
os.dup2(tmp.fileno(), STDERR_FD)
self._check_run_interactive(run, encode_filename, use_loop)
finally:
os.dup2(stderr_copy, STDERR_FD)
return

with tempfile.TemporaryFile() as tmp:
try:
os.dup2(tmp.fileno(), STDERR_FD)
self._check_run_interactive(run, encode_filename, use_loop)
finally:
os.dup2(stderr_copy, STDERR_FD)
os.close(stderr_copy)

def test_run_interactiveone(self):
# Test PyRun_InteractiveOne()
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