https://github.com/python/cpython/commit/2362cb6c6e81fcfec28f5dcce43d0d13aaf51825
commit: 2362cb6c6e81fcfec28f5dcce43d0d13aaf51825
branch: 3.13
author: Miss Islington (bot) <31488909+miss-isling...@users.noreply.github.com>
committer: kumaraditya303 <kumaradi...@python.org>
date: 2025-07-07T07:37:35Z
summary:
[3.13] gh-109700: fix interpreter finalization while handling memory error
(GH-136342) (#136353)
gh-109700: fix interpreter finalization while handling memory error (GH-136342)
(cherry picked from commit 0c3e3da19570424649c33c0c2c29dc12541935e7)
Co-authored-by: Kumar Aditya <kumaradi...@python.org>
files:
M Python/pylifecycle.c
diff --git a/Python/pylifecycle.c b/Python/pylifecycle.c
index a8852a88f94a37..5e420bdf3377c8 100644
--- a/Python/pylifecycle.c
+++ b/Python/pylifecycle.c
@@ -1717,8 +1717,10 @@ finalize_modules(PyThreadState *tstate)
#endif
// Stop watching __builtin__ modifications
- PyDict_Unwatch(0, interp->builtins);
-
+ if (PyDict_Unwatch(0, interp->builtins) < 0) {
+ // might happen if interp is cleared before watching the __builtin__
+ PyErr_Clear();
+ }
PyObject *modules = _PyImport_GetModules(interp);
if (modules == NULL) {
// Already done
@@ -2385,15 +2387,13 @@ new_interpreter(PyThreadState **tstate_p,
error:
*tstate_p = NULL;
if (tstate != NULL) {
- PyThreadState_Clear(tstate);
- _PyThreadState_Detach(tstate);
- PyThreadState_Delete(tstate);
+ Py_EndInterpreter(tstate);
+ } else {
+ PyInterpreterState_Delete(interp);
}
if (save_tstate != NULL) {
_PyThreadState_Attach(save_tstate);
}
- PyInterpreterState_Delete(interp);
-
return status;
}
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