Previously, Python code had no easy way to access the contents of a
cell object. Now, a ``cell_contents`` attribute has been added
(closes patch #1170323).
diff --git a/Misc/NEWS b/Misc/NEWS
index 98b2162..a9667e3 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -12,6 +12,10 @@
Core and builtins
-----------------
+- Previously, Python code had no easy way to access the contents of a
+ cell object. Now, a ``cell_contents`` attribute has been added
+ (closes patch #1170323).
+
- Patch #1123430: Python's small-object allocator now returns an arena to
the system ``free()`` when all memory within an arena becomes unused
again. Prior to Python 2.5, arenas (256KB chunks of memory) were never
diff --git a/Objects/cellobject.c b/Objects/cellobject.c
index 3b87093..9704403 100644
--- a/Objects/cellobject.c
+++ b/Objects/cellobject.c
@@ -86,6 +86,18 @@
return 0;
}
+static PyObject *
+cell_get_contents(PyCellObject *op, void *closure)
+{
+ Py_XINCREF(op->ob_ref);
+ return op->ob_ref;
+}
+
+static PyGetSetDef cell_getsetlist[] = {
+ {"cell_contents", (getter)cell_get_contents, NULL},
+ {NULL} /* sentinel */
+};
+
PyTypeObject PyCell_Type = {
PyObject_HEAD_INIT(&PyType_Type)
0,
@@ -111,4 +123,11 @@
0, /* tp_doc */
(traverseproc)cell_traverse, /* tp_traverse */
(inquiry)cell_clear, /* tp_clear */
+ 0, /* tp_richcompare */
+ 0, /* tp_weaklistoffset */
+ 0, /* tp_iter */
+ 0, /* tp_iternext */
+ 0, /* tp_methods */
+ 0, /* tp_members */
+ cell_getsetlist, /* tp_getset */
};