(Contributed by Lorenzo M. Catucci and Antoine Pitrou, :issue:`4471`.)
+.. XXX sys._xoptions http://bugs.python.org/issue10089
+
unittest
--------
* :class:`bytearray` objects can no longer be used as filenames; instead,
they should be converted to :class:`bytes`.
-* The :meth:`array.tostring' and :meth:`array.fromstring` have been renamed to
+* The :meth:`array.tostring` and :meth:`array.fromstring` have been renamed to
:meth:`array.tobytes` and :meth:`array.frombytes` for clarity. The old names
have been deprecated. (See :issue:`8990`.)