Add notes that tkinter modules will be renamed.
diff --git a/Doc/library/tkinter.rst b/Doc/library/tkinter.rst
index d393341..2b1ab84 100644
--- a/Doc/library/tkinter.rst
+++ b/Doc/library/tkinter.rst
@@ -11,6 +11,11 @@
platforms, as well as on Windows and Macintosh systems. (Tk itself is not part
of Python; it is maintained at ActiveState.)
+.. note::
+
+ :mod:`Tkinter` has been renamed to :mod:`tkinter` in Python 3.0. The
+ :term:`2to3` tool will automatically adapt imports when converting your
+ sources to 3.0.
.. seealso::
@@ -107,6 +112,9 @@
:mod:`turtle`
Turtle graphics in a Tk window.
+These have been renamed as well in Python 3.0; they were all made submodules of
+the new ``tkinter`` package.
+
Tkinter Life Preserver
----------------------