Use Python 3 instead of 3.0.
diff --git a/Doc/library/string.rst b/Doc/library/string.rst
index 4c3abcd..c3d1cdc 100644
--- a/Doc/library/string.rst
+++ b/Doc/library/string.rst
@@ -793,7 +793,7 @@
The following list of functions are also defined as methods of string and
Unicode objects; see section :ref:`string-methods` for more information on
those. You should consider these functions as deprecated, although they will
-not be removed until Python 3.0. The functions defined in this module are:
+not be removed until Python 3. The functions defined in this module are:
.. function:: atof(s)