Issue 1416. Add getter, setter, deleter methods to properties that can be
used as decorators to create fully-populated properties.
diff --git a/Objects/descrobject.c b/Objects/descrobject.c
index ec9faa5..535a49f 100644
--- a/Objects/descrobject.c
+++ b/Objects/descrobject.c
@@ -1108,6 +1108,60 @@
{0}
};
+PyDoc_STRVAR(getter_doc,
+ "Descriptor to change the getter on a property.");
+
+PyObject *
+property_getter(PyObject *self, PyObject *getter)
+{
+ Py_XDECREF(((propertyobject *)self)->prop_get);
+ if (getter == Py_None)
+ getter = NULL;
+ Py_XINCREF(getter);
+ ((propertyobject *)self)->prop_get = getter;
+ Py_INCREF(self);
+ return self;
+}
+
+PyDoc_STRVAR(setter_doc,
+ "Descriptor to change the setter on a property.\n");
+
+PyObject *
+property_setter(PyObject *self, PyObject *setter)
+{
+ Py_XDECREF(((propertyobject *)self)->prop_set);
+ if (setter == Py_None)
+ setter = NULL;
+ Py_XINCREF(setter);
+ ((propertyobject *)self)->prop_set = setter;
+ Py_INCREF(self);
+ return self;
+}
+
+PyDoc_STRVAR(deleter_doc,
+ "Descriptor to change the deleter on a property.");
+
+PyObject *
+property_deleter(PyObject *self, PyObject *deleter)
+{
+ Py_XDECREF(((propertyobject *)self)->prop_del);
+ if (deleter == Py_None)
+ deleter = NULL;
+ Py_XINCREF(deleter);
+ ((propertyobject *)self)->prop_del = deleter;
+ Py_INCREF(self);
+ return self;
+}
+
+
+
+static PyMethodDef property_methods[] = {
+ {"getter", property_getter, METH_O, getter_doc},
+ {"setter", property_setter, METH_O, setter_doc},
+ {"deleter", property_deleter, METH_O, deleter_doc},
+ {0}
+};
+
static void
property_dealloc(PyObject *self)
@@ -1260,7 +1314,7 @@
0, /* tp_weaklistoffset */
0, /* tp_iter */
0, /* tp_iternext */
- 0, /* tp_methods */
+ property_methods, /* tp_methods */
property_members, /* tp_members */
0, /* tp_getset */
0, /* tp_base */