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gh-115649: Copy the filename into main interpreter before intern in import.c (#120315)

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Co-authored-by: Kumar Aditya <kumaraditya@python.org>
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AN Long 2024-06-17 23:57:22 +08:00 • committed by GitHub
parent 95737bbf18
commit 28140d1f2d
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2 changed files with 13 additions and 1 deletions
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12
Python/import.c
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@ -1969,7 +1969,17 @@ import_run_extension(PyThreadState *tstate, PyModInitFunction p0,
if (info->filename != NULL) {
// XXX There's a refleak somewhere with the filename.
// Until we can track it down, we intern it.
PyObject *filename = Py_NewRef(info->filename);
PyObject *filename = NULL;
if (switched) {
// The original filename may be allocated by subinterpreter's
// obmalloc, so we create a copy here.
filename = _PyUnicode_Copy(info->filename);
if (filename == NULL) {
return NULL;
}
} else {
filename = Py_NewRef(info->filename);
}
PyUnicode_InternInPlace(&filename);
if (PyModule_AddObjectRef(mod, "__file__", filename) < 0) {
PyErr_Clear(); /* Not important enough to report */