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-rw-r--r--Lib/test/test_descr.py1
-rw-r--r--Objects/abstract.c5
2 files changed, 4 insertions, 2 deletions
diff --git a/Lib/test/test_descr.py b/Lib/test/test_descr.py
index 5759effca7..3051e57eef 100644
--- a/Lib/test/test_descr.py
+++ b/Lib/test/test_descr.py
@@ -1770,6 +1770,7 @@ order (MRO) for bases """
("__format__", format, format_impl, set(), {}),
("__floor__", math.floor, zero, set(), {}),
("__trunc__", math.trunc, zero, set(), {}),
+ ("__trunc__", int, zero, set(), {}),
("__ceil__", math.ceil, zero, set(), {}),
("__dir__", dir, empty_seq, set(), {}),
]
diff --git a/Objects/abstract.c b/Objects/abstract.c
index b8df9504d7..924ccd1ffe 100644
--- a/Objects/abstract.c
+++ b/Objects/abstract.c
@@ -1350,7 +1350,7 @@ PyNumber_Long(PyObject *o)
}
if (PyLong_Check(o)) /* An int subclass without nb_int */
return _PyLong_Copy((PyLongObject *)o);
- trunc_func = _PyObject_GetAttrId(o, &PyId___trunc__);
+ trunc_func = _PyObject_LookupSpecial(o, &PyId___trunc__);
if (trunc_func) {
PyObject *truncated = PyEval_CallObject(trunc_func, NULL);
PyObject *int_instance;
@@ -1362,7 +1362,8 @@ PyNumber_Long(PyObject *o)
"__trunc__ returned non-Integral (type %.200s)");
return int_instance;
}
- PyErr_Clear(); /* It's not an error if o.__trunc__ doesn't exist. */
+ if (PyErr_Occurred())
+ return NULL;
if (PyBytes_Check(o))
/* need to do extra error checking that PyLong_FromString()