mirror of https://github.com/django/django.git
Removed simplejson inventory file from docs/conf.py.
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@ -129,7 +129,6 @@ intersphinx_mapping = {
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'python': ('http://docs.python.org/3/', None),
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'sphinx': ('http://sphinx-doc.org/', None),
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'six': ('http://pythonhosted.org/six/', None),
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'simplejson': ('http://simplejson.readthedocs.org/en/latest/', None),
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}
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# Python's docs don't change every week.
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@ -474,44 +474,44 @@ client and set the ``content_type`` argument.
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.. _simplejson-incompatibilities:
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System version of :mod:`simplejson` no longer used
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System version of ``simplejson`` no longer used
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~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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:ref:`As explained below <simplejson-deprecation>`, Django 1.5 deprecates
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``django.utils.simplejson`` in favor of Python 2.6's built-in :mod:`json`
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module. In theory, this change is harmless. Unfortunately, because of
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incompatibilities between versions of :mod:`simplejson`, it may trigger errors
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incompatibilities between versions of ``simplejson``, it may trigger errors
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in some circumstances.
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JSON-related features in Django 1.4 always used ``django.utils.simplejson``.
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This module was actually:
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- A system version of :mod:`simplejson`, if one was available (ie. ``import
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- A system version of ``simplejson``, if one was available (ie. ``import
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simplejson`` works), if it was more recent than Django's built-in copy or it
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had the C speedups, or
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- The :mod:`json` module from the standard library, if it was available (ie.
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Python 2.6 or greater), or
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- A built-in copy of version 2.0.7 of :mod:`simplejson`.
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- A built-in copy of version 2.0.7 of ``simplejson``.
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In Django 1.5, those features use Python's :mod:`json` module, which is based
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on version 2.0.9 of :mod:`simplejson`.
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on version 2.0.9 of ``simplejson``.
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There are no known incompatibilities between Django's copy of version 2.0.7 and
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Python's copy of version 2.0.9. However, there are some incompatibilities
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between other versions of :mod:`simplejson`:
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between other versions of ``simplejson``:
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- While the :mod:`simplejson` API is documented as always returning unicode
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- While the ``simplejson`` API is documented as always returning unicode
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strings, the optional C implementation can return a byte string. This was
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fixed in Python 2.7.
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- :class:`simplejson.JSONEncoder` gained a ``namedtuple_as_object`` keyword
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- ``simplejson.JSONEncoder`` gained a ``namedtuple_as_object`` keyword
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argument in version 2.2.
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More information on these incompatibilities is available in `ticket #18023`_.
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The net result is that, if you have installed :mod:`simplejson` and your code
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The net result is that, if you have installed ``simplejson`` and your code
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uses Django's serialization internals directly -- for instance
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``django.core.serializers.json.DjangoJSONEncoder``, the switch from
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:mod:`simplejson` to :mod:`json` could break your code. (In general, changes to
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``simplejson`` to :mod:`json` could break your code. (In general, changes to
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internals aren't documented; we're making an exception here.)
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At this point, the maintainers of Django believe that using :mod:`json` from
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@ -771,14 +771,14 @@ In Django 1.7 and above, the iterator will be consumed immediately by
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Since Django 1.5 drops support for Python 2.5, we can now rely on the
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:mod:`json` module being available in Python's standard library, so we've
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removed our own copy of :mod:`simplejson`. You should now import :mod:`json`
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removed our own copy of ``simplejson``. You should now import :mod:`json`
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instead of ``django.utils.simplejson``.
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Unfortunately, this change might have unwanted side-effects, because of
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incompatibilities between versions of :mod:`simplejson` -- see the
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incompatibilities between versions of ``simplejson`` -- see the
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:ref:`backwards-incompatible changes <simplejson-incompatibilities>` section.
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If you rely on features added to :mod:`simplejson` after it became Python's
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:mod:`json`, you should import :mod:`simplejson` explicitly.
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If you rely on features added to ``simplejson`` after it became Python's
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:mod:`json`, you should import ``simplejson`` explicitly.
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``django.utils.encoding.StrAndUnicode``
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~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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