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gh-104066: Improve performance of hasattr for module objects (#104063)

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Itamar Ostricher 2023-05-04 07:50:26 -07:00 • committed by GitHub
parent c9ecd3ee75
commit fdcb49c36b
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4 changed files with 78 additions and 29 deletions
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11
Objects/object.c
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@ -1085,6 +1085,17 @@ _PyObject_LookupAttr(PyObject *v, PyObject *name, PyObject **result)
return 0;
}
}
else if (tp->tp_getattro == (getattrofunc)_Py_module_getattro) {
// optimization: suppress attribute error from module getattro method
*result = _Py_module_getattro_impl((PyModuleObject*)v, name, 1);
if (*result != NULL) {
return 1;
}
if (PyErr_Occurred()) {
return -1;
}
return 0;
}
else if (tp->tp_getattro != NULL) {
*result = (*tp->tp_getattro)(v, name);
}