the bundled json module. Replace that with a mention of it being
a version of the externally maintained simplejson module.
interchange format.
:mod:`json` exposes an API familiar to users of the standard library
-:mod:`marshal` and :mod:`pickle` modules. It is the externally maintained
-version of the :mod:`json` library contained in Python 2.6, but maintains
-compatibility with Python 2.4 and Python 2.5 and (currently) has
-significant performance advantages, even without using the optional C
-extension for speedups.
+:mod:`marshal` and :mod:`pickle` modules. It is derived from a
+version of the externally maintained simplejson library.
Encoding basic Python object hierarchies::