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gh-105927: finalize_modules_clear_weaklist() uses _PyWeakref_GET_REF() (#105971)

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finalize_modules_clear_weaklist() now holds a strong reference to the
module longer than before: replace PyWeakref_GET_OBJECT() with
_PyWeakref_GET_REF().
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Victor Stinner 2023-06-21 21:50:20 +02:00 • committed by GitHub
parent fc32522b08
commit 4328dc6465
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3 changed files with 7 additions and 6 deletions
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9
Python/pylifecycle.c
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@ -28,6 +28,7 @@
#include "pycore_typeobject.h" // _PyTypes_InitTypes()
#include "pycore_typevarobject.h" // _Py_clear_generic_types()
#include "pycore_unicodeobject.h" // _PyUnicode_InitTypes()
#include "pycore_weakref.h" // _PyWeakref_GET_REF()
#include "opcode.h"
#include <locale.h> // setlocale()
@ -1464,16 +1465,16 @@ finalize_modules_clear_weaklist(PyInterpreterState *interp,
for (Py_ssize_t i = PyList_GET_SIZE(weaklist) - 1; i >= 0; i--) {
PyObject *tup = PyList_GET_ITEM(weaklist, i);
PyObject *name = PyTuple_GET_ITEM(tup, 0);
PyObject *mod = PyWeakref_GET_OBJECT(PyTuple_GET_ITEM(tup, 1));
if (mod == Py_None) {
PyObject *mod = _PyWeakref_GET_REF(PyTuple_GET_ITEM(tup, 1));
if (mod == NULL) {
continue;
}
assert(PyModule_Check(mod));
PyObject *dict = PyModule_GetDict(mod);
PyObject *dict = _PyModule_GetDict(mod); // borrowed reference
if (dict == interp->builtins || dict == interp->sysdict) {
Py_DECREF(mod);
continue;
}
Py_INCREF(mod);
if (verbose && PyUnicode_Check(name)) {
PySys_FormatStderr("# cleanup[3] wiping %U\n", name);
}