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-rw-r--r--Include/abstract.h3
-rw-r--r--Include/object.h1
2 files changed, 3 insertions, 1 deletions
diff --git a/Include/abstract.h b/Include/abstract.h
index f3bc8bc..87afe9a 100644
--- a/Include/abstract.h
+++ b/Include/abstract.h
@@ -636,7 +636,8 @@ xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx*/
#define PyIter_Check(obj) \
(PyType_HasFeature((obj)->ob_type, Py_TPFLAGS_HAVE_ITER) && \
- (obj)->ob_type->tp_iternext != NULL)
+ (obj)->ob_type->tp_iternext != NULL && \
+ (obj)->ob_type->tp_iternext != &_PyObject_NextNotImplemented)
PyAPI_FUNC(PyObject *) PyIter_Next(PyObject *);
/* Takes an iterator object and calls its tp_iternext slot,
diff --git a/Include/object.h b/Include/object.h
index b02689c..c40d3620 100644
--- a/Include/object.h
+++ b/Include/object.h
@@ -473,6 +473,7 @@ PyAPI_FUNC(int) PyObject_SetAttr(PyObject *, PyObject *, PyObject *);
PyAPI_FUNC(int) PyObject_HasAttr(PyObject *, PyObject *);
PyAPI_FUNC(PyObject **) _PyObject_GetDictPtr(PyObject *);
PyAPI_FUNC(PyObject *) PyObject_SelfIter(PyObject *);
+PyAPI_FUNC(PyObject *) _PyObject_NextNotImplemented(PyObject *);
PyAPI_FUNC(PyObject *) PyObject_GenericGetAttr(PyObject *, PyObject *);
PyAPI_FUNC(int) PyObject_GenericSetAttr(PyObject *,
PyObject *, PyObject *);