django/docs/internals/deprecation.txt

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.. _internals-deprecation:
===========================
Django Deprecation Timeline
===========================
This document outlines when various pieces of Django will be removed, following
their deprecation, as per the :ref:`Django deprecation policy
<internal-release-deprecation-policy>`
* 1.3
* ``AdminSite.root()``. This release will remove the old method for
hooking up admin URLs. This has been deprecated since the 1.1
release.
* Authentication backends need to define the boolean attribute
``supports_object_permissions``. The old backend style is deprecated
since the 1.2 release.
* 1.4
* ``CsrfResponseMiddleware``. This has been deprecated since the 1.2
release, in favour of the template tag method for inserting the CSRF
token. ``CsrfMiddleware``, which combines ``CsrfResponseMiddleware``
and ``CsrfViewMiddleware``, is also deprecated.
* The old imports for CSRF functionality (``django.contrib.csrf.*``),
which moved to core in 1.2, will be removed.
* ``SMTPConnection``. The 1.2 release deprecated the ``SMTPConnection``
class in favor of a generic E-mail backend API.
* The many to many SQL generation functions on the database backends
will be removed. These have been deprecated since the 1.2 release.
* The ``Message`` model (in ``django.contrib.auth``), its related
manager in the ``User`` model (``user.message_set``), and the
associated methods (``user.message_set.create()`` and
``user.get_and_delete_messages()``), which have
been deprecated since the 1.2 release, will be removed. The
:ref:`messages framework <ref-contrib-messages>` should be used
instead.
* Authentication backends need to support the ``obj`` parameter for
permission checking. The ``supports_object_permissions`` variable
is not checked any longer and can be removed.
* 2.0
* ``django.views.defaults.shortcut()``. This function has been moved
to ``django.contrib.contenttypes.views.shortcut()`` as part of the
goal of removing all ``django.contrib`` references from the core
Django codebase. The old shortcut will be removed in the 2.0
release.