8000 [3.13] gh-126018: Avoid aborting due to unnecessary assert in `sys.audit` (GH-126020) by miss-islington · Pull Request #126042 · python/cpython · GitHub
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[3.13] gh-126018: Avoid aborting due to unnecessary assert in sys.audit (GH-126020) #126042

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Merged
merged 1 commit into from
Oct 27, 2024
Merged

[3.13] gh-126018: Avoid aborting due to unnecessary assert in sys.audit (GH-126020) #126042

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11 changes: 11 additions & 0 deletions Lib/test/audit-tests.py
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Original file line number Diff line number Diff line change
Expand Up @@ -567,6 +567,17 @@ def hook(event, args):
_winapi.CreateNamedPipe(pipe_name, _winapi.PIPE_ACCESS_DUPLEX, 8, 2, 0, 0, 0, 0)


def test_assert_unicode():
import sys
sys.addaudithook(lambda *args: None)
try:
sys.audit(9)
except TypeError:
pass
else:
raise RuntimeError("Expected sys.audit(9) to fail.")


if __name__ == "__main__":
from test.support import suppress_msvcrt_asserts

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7 changes: 7 additions & 0 deletions Lib/test/test_audit.py
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Expand Up @@ -307,5 +307,12 @@ def test_winapi_createnamedpipe(self):

self.assertEqual(actual, expected)

def test_assert_unicode(self):
# See gh-126018
returncode, _, stderr = self.run_python("test_assert_unicode")
if returncode:
self.fail(stderr)


if __name__ == "__main__":
unittest.main()
2 changes: 2 additions & 0 deletions Misc/NEWS.d/next/Core_and_Builtins/2024-10-26-23-50-03.gh-issue-126018.Hq-qcM.rst
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@@ -0,0 +1,2 @@
Fix a crash in :func:`sys.audit` when passing a non-string as first argument
and Python was compiled in debug mode.
1 change: 0 additions & 1 deletion Python/sysmodule.c
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Expand Up @@ -518,7 +518,6 @@ sys_audit(PyObject *self, PyObject *const *args, Py_ssize_t argc)
}

assert(args[0] != NULL);
assert(PyUnicode_Check(args[0]));

if (!should_audit(tstate->interp)) {
Py_RETURN_NONE;
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