# HG changeset patch
# Parent  92f4b35d84d54c66cfb085969268b7ed6dbe4a34
Issue #nnnnn: Class __dict__ is only a mapping proxy

diff -r 92f4b35d84d5 Doc/library/functions.rst
--- a/Doc/library/functions.rst	Thu Jan 12 11:53:20 2017 +0100
+++ b/Doc/library/functions.rst	Thu Jan 12 11:52:48 2017 +0000
@@ -1469,8 +1469,8 @@
    dynamic form of the :keyword:`class` statement. The *name* string is the
    class name and becomes the :attr:`~definition.__name__` attribute; the *bases*
    tuple itemizes the base classes and becomes the :attr:`~class.__bases__`
-   attribute; and the *dict* dictionary is the namespace containing definitions
-   for class body and is copied to a standard dictionary to become the
+   attribute; and the *dict* dictionary is copied to the namespace
+   containing definitions for the class body, which is referenced by the
    :attr:`~object.__dict__` attribute.  For example, the following two
    statements create identical :class:`type` objects:
 
diff -r 92f4b35d84d5 Doc/reference/datamodel.rst
--- a/Doc/reference/datamodel.rst	Thu Jan 12 11:53:20 2017 +0100
+++ b/Doc/reference/datamodel.rst	Thu Jan 12 11:52:48 2017 +0000
@@ -786,8 +786,9 @@
       single: __annotations__ (class attribute)
 
    Special attributes: :attr:`~definition.__name__` is the class name; :attr:`__module__` is
-   the module name in which the class was defined; :attr:`~object.__dict__` is the
-   dictionary containing the class's namespace; :attr:`~class.__bases__` is a
+   the module name in which the class was defined; :attr:`~object.__dict__`
+   gives a read-only :term:`mapping` representing
+   the class's namespace; :attr:`~class.__bases__` is a
    tuple containing the base classes, in the order of their occurrence in the
    base class list; :attr:`__doc__` is the class's documentation string,
    or ``None`` if undefined; :attr:`__annotations__` (optional) is a dictionary