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============================================
Django 5.1 release notes - UNDER DEVELOPMENT
============================================
*Expected August 2024*
Welcome to Django 5.1!
These release notes cover the :ref:`new features <whats-new-5.1>`, as well as
some :ref:`backwards incompatible changes <backwards-incompatible-5.1>` you'll
want to be aware of when upgrading from Django 5.0 or earlier. We've
:ref:`begun the deprecation process for some features
<deprecated-features-5.1>`.
See the :doc:`/howto/upgrade-version` guide if you're updating an existing
project.
Python compatibility
====================
Django 5.1 supports Python 3.10, 3.11, and 3.12. We **highly recommend** and
only officially support the latest release of each series.
.. _whats-new-5.1:
What's new in Django 5.1
========================
Minor features
--------------
:mod:`django.contrib.admin`
~~~~~~~~~~~~~~~~~~~~~~~~~~~
* ...
:mod:`django.contrib.admindocs`
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* ...
:mod:`django.contrib.auth`
~~~~~~~~~~~~~~~~~~~~~~~~~~
* The default iteration count for the PBKDF2 password hasher is increased from
720,000 to 870,000.
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:mod:`django.contrib.contenttypes`
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* ...
:mod:`django.contrib.gis`
~~~~~~~~~~~~~~~~~~~~~~~~~
* ...
:mod:`django.contrib.messages`
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* ...
:mod:`django.contrib.postgres`
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* ...
:mod:`django.contrib.redirects`
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* ...
:mod:`django.contrib.sessions`
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* ...
:mod:`django.contrib.sitemaps`
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* ...
:mod:`django.contrib.sites`
~~~~~~~~~~~~~~~~~~~~~~~~~~~
* ...
:mod:`django.contrib.staticfiles`
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* ...
:mod:`django.contrib.syndication`
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* ...
Asynchronous views
~~~~~~~~~~~~~~~~~~
* ...
Cache
~~~~~
* ...
CSRF
~~~~
* ...
Decorators
~~~~~~~~~~
* ...
Email
~~~~~
* ...
Error Reporting
~~~~~~~~~~~~~~~
* ...
File Storage
~~~~~~~~~~~~
* ...
File Uploads
~~~~~~~~~~~~
* ...
Forms
~~~~~
* ...
Generic Views
~~~~~~~~~~~~~
* ...
Internationalization
~~~~~~~~~~~~~~~~~~~~
* ...
Logging
~~~~~~~
* ...
Management Commands
~~~~~~~~~~~~~~~~~~~
* ...
Migrations
~~~~~~~~~~
* ...
Models
~~~~~~
* ...
Requests and Responses
~~~~~~~~~~~~~~~~~~~~~~
* ...
Security
~~~~~~~~
* ...
Serialization
~~~~~~~~~~~~~
* ...
Signals
~~~~~~~
* ...
Templates
~~~~~~~~~
* ...
Tests
~~~~~
* ...
URLs
~~~~
* ...
Utilities
~~~~~~~~~
* ...
Validators
~~~~~~~~~~
* ...
.. _backwards-incompatible-5.1:
Backwards incompatible changes in 5.1
=====================================
Database backend API
--------------------
This section describes changes that may be needed in third-party database
backends.
* ...
Dropped support for MariaDB 10.4
--------------------------------
Upstream support for MariaDB 10.4 ends in June 2024. Django 5.1 supports
MariaDB 10.5 and higher.
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Miscellaneous
-------------
* ...
.. _deprecated-features-5.1:
Features deprecated in 5.1
==========================
Miscellaneous
-------------
* ...
Features removed in 5.1
=======================
These features have reached the end of their deprecation cycle and are removed
in Django 5.1.
See :ref:`deprecated-features-4.2` for details on these changes, including how
to remove usage of these features.
* The ``BaseUserManager.make_random_password()`` method is removed.
* The model's ``Meta.index_together`` option is removed.
* The ``length_is`` template filter is removed.
* The ``django.contrib.auth.hashers.SHA1PasswordHasher``,
``django.contrib.auth.hashers.UnsaltedSHA1PasswordHasher``, and
``django.contrib.auth.hashers.UnsaltedMD5PasswordHasher`` are removed.
* The model ``django.contrib.postgres.fields.CICharField``,
``django.contrib.postgres.fields.CIEmailField``, and
``django.contrib.postgres.fields.CITextField`` are removed, except for
support in historical migrations.
* The ``django.contrib.postgres.fields.CIText`` mixin is removed.
* The ``map_width`` and ``map_height`` attributes of ``BaseGeometryWidget`` are
removed.
* The ``SimpleTestCase.assertFormsetError()`` method is removed.
* The ``TransactionTestCase.assertQuerysetEqual()`` method is removed.
* Support for passing encoded JSON string literals to ``JSONField`` and
associated lookups and expressions is removed.
* Support for passing positional arguments to ``Signer`` and
``TimestampSigner`` is removed.
* The ``DEFAULT_FILE_STORAGE`` and ``STATICFILES_STORAGE`` settings is removed.
* The ``django.core.files.storage.get_storage_class()`` function is removed.