diff -r 9a91ab415109 Doc/c-api/number.rst
--- a/Doc/c-api/number.rst	Thu Oct 06 15:58:54 2011 +0200
+++ b/Doc/c-api/number.rst	Mon Oct 10 14:03:08 2011 +0100
@@ -239,11 +239,10 @@
 
 .. c:function:: PyObject* PyNumber_ToBase(PyObject *n, int base)
 
-   Returns the integer *n* converted to *base* as a string with a base
-   marker of ``'0b'``, ``'0o'``, or ``'0x'`` if applicable.  When
-   *base* is not 2, 8, 10, or 16, the format is ``'x#num'`` where x is the
-   base. If *n* is not an int object, it is converted with
-   :c:func:`PyNumber_Index` first.
+   Returns the integer *n* converted to *base* as a string, where *base*
+   must be one of 2, 8, 10, or 16.  The return value is prefixed by a base
+   marker of ``'0b'``, ``'0o'``, or ``'0x'`` if applicable.  If *n* is
+   not a long object, it is converted with :c:func:`PyNumber_Index` first.
 
 
 .. c:function:: Py_ssize_t PyNumber_AsSsize_t(PyObject *o, PyObject *exc)