bpo-39573: Use Py_TYPE() macro in Python and Include directories (GH-18391)

Replace direct access to PyObject.ob_type with Py_TYPE().

3 files changed, 10 insertions, 10 deletions

diff --git a/Include/classobject.h b/Include/classobject.h
index 840431a..8742720 100644
--- a/Include/classobject.h
+++ b/Include/classobject.h
@@ -19,7 +19,7 @@ typedef struct {
 
 PyAPI_DATA(PyTypeObject) PyMethod_Type;
 
-#define PyMethod_Check(op) ((op)->ob_type == &PyMethod_Type)
+#define PyMethod_Check(op) (Py_TYPE(op)== &PyMethod_Type)
 
 PyAPI_FUNC(PyObject *) PyMethod_New(PyObject *, PyObject *);
 
@@ -40,7 +40,7 @@ typedef struct {
 
 PyAPI_DATA(PyTypeObject) PyInstanceMethod_Type;
 
-#define PyInstanceMethod_Check(op) ((op)->ob_type == &PyInstanceMethod_Type)
+#define PyInstanceMethod_Check(op) (Py_TYPE(op) == &PyInstanceMethod_Type)
 
 PyAPI_FUNC(PyObject *) PyInstanceMethod_New(PyObject *);
 PyAPI_FUNC(PyObject *) PyInstanceMethod_Function(PyObject *);
diff --git a/Include/cpython/abstract.h b/Include/cpython/abstract.h
index 4bd7b1a..76eaedf 100644
--- a/Include/cpython/abstract.h
+++ b/Include/cpython/abstract.h
@@ -246,8 +246,8 @@ PyAPI_FUNC(Py_ssize_t) PyObject_LengthHint(PyObject *o, Py_ssize_t);
 
 /* Return 1 if the getbuffer function is available, otherwise return 0. */
 #define PyObject_CheckBuffer(obj) \
-    (((obj)->ob_type->tp_as_buffer != NULL) &&  \
-     ((obj)->ob_type->tp_as_buffer->bf_getbuffer != NULL))
+    ((Py_TYPE(obj)->tp_as_buffer != NULL) &&  \
+     (Py_TYPE(obj)->tp_as_buffer->bf_getbuffer != NULL))
 
 /* This is a C-API version of the getbuffer function call.  It checks
    to make sure object has the required function pointer and issues the
@@ -315,14 +315,14 @@ PyAPI_FUNC(void) PyBuffer_Release(Py_buffer *view);
 /* ==== Iterators ================================================ */
 
 #define PyIter_Check(obj) \
-    ((obj)->ob_type->tp_iternext != NULL && \
-     (obj)->ob_type->tp_iternext != &_PyObject_NextNotImplemented)
+    (Py_TYPE(obj)->tp_iternext != NULL && \
+     Py_TYPE(obj)->tp_iternext != &_PyObject_NextNotImplemented)
 
 /* === Number Protocol ================================================== */
 
 #define PyIndex_Check(obj)                              \
-    ((obj)->ob_type->tp_as_number != NULL &&            \
-     (obj)->ob_type->tp_as_number->nb_index != NULL)
+    (Py_TYPE(obj)->tp_as_number != NULL &&            \
+     Py_TYPE(obj)->tp_as_number->nb_index != NULL)
 
 /* === Sequence protocol ================================================ */
 
diff --git a/Include/pyerrors.h b/Include/pyerrors.h
index 5125a51..3fd133c 100644
--- a/Include/pyerrors.h
+++ b/Include/pyerrors.h
@@ -54,11 +54,11 @@ PyAPI_FUNC(void) PyException_SetContext(PyObject *, PyObject *);
      PyType_FastSubclass((PyTypeObject*)(x), Py_TPFLAGS_BASE_EXC_SUBCLASS))
 
 #define PyExceptionInstance_Check(x)                    \
-    PyType_FastSubclass((x)->ob_type, Py_TPFLAGS_BASE_EXC_SUBCLASS)
+    PyType_FastSubclass(Py_TYPE(x), Py_TPFLAGS_BASE_EXC_SUBCLASS)
 
 PyAPI_FUNC(const char *) PyExceptionClass_Name(PyObject *);
 
-#define PyExceptionInstance_Class(x) ((PyObject*)((x)->ob_type))
+#define PyExceptionInstance_Class(x) ((PyObject*)Py_TYPE(x))
 
 
 /* Predefined exceptions */