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gh-132775: Always Set __builtins__ In _PyFunction_FromXIData() (gh-134758)

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This is a small follow-up to gh-133481.  There's a corner case
in the behavior of PyImport_ImportModuleAttrString(), where
it expects __builtins__ to be set if __globals__ is set.
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Eric Snow 2025-05-27 09:42:24 -06:00 • committed by GitHub
parent c3c88064f5
commit 9b5e80000e
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8
Python/crossinterp_data_lookup.h
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@ -701,6 +701,14 @@ _PyFunction_FromXIData(_PyXIData_t *xidata)
Py_DECREF(code);
return NULL;
}
PyThreadState *tstate = _PyThreadState_GET();
if (PyDict_SetItem(globals, &_Py_ID(__builtins__),
tstate->interp->builtins) < 0)
{
Py_DECREF(code);
Py_DECREF(globals);
return NULL;
}
PyObject *func = PyFunction_New(code, globals);
Py_DECREF(code);
Py_DECREF(globals);