描述符对象
“描述符”是描述对象的某些属性的对象。它们存在于类型对象的字典中。
PyTypeObject PyProperty_Type
Part of the Stable ABI.
内建描述符类型的类型对象。
PyObject PyDescr_NewGetSet
(PyTypeObject **type, struct PyGetSetDef *getset)
Return value: New reference. Part of the Stable ABI.
PyObject PyDescr_NewMember
(PyTypeObject **type, struct PyMemberDef *meth)
Return value: New reference. Part of the Stable ABI.
PyObject PyDescr_NewMethod
(PyTypeObject **type, struct PyMethodDef *meth)
Return value: New reference. Part of the Stable ABI.
PyObject PyDescr_NewWrapper
(PyTypeObject **type, struct wrapperbase wrapper*, void wrapped*)
Return value: New reference.
PyObject PyDescr_NewClassMethod
(PyTypeObject **type, PyMethodDef *method)
Return value: New reference. Part of the Stable ABI.
int PyDescr_IsData
(PyObject *descr)
如果描述符对象 descr 描述的是一个数据属性则返回非零值,或者如果它描述的是一个方法则返回 0
。 descr 必须为一个描述符对象;不会进行错误检测。
PyObject PyWrapper_New
(PyObject, PyObject*)
Return value: New reference. Part of the Stable ABI.