Release notes Django 4.0 release notes What’s new in Django 4.0Minor features

New QuerySet.contains(obj) method returns whether the queryset contains the given object. This tries to perform the query in the simplest and fastest way possible.

Release notes Django 4.2.6 release notes

Fixed a regression in Django 4.2.5 where overriding the deprecated DEFAULT_FILE_STORAGE and STATICFILES_STORAGE settings in tests caused the main STORAGES to mutate (#34821).

Release notes Django 1.10 release notes Features deprecated in 1.10

The repr() of a QuerySet is wrapped in <QuerySet > to disambiguate it from a plain list when debugging. utils.version.get_version() returns PEP 440 compliant release candidate versions (e.g. ‘1.10rc1’ instead of ‘1.10c1’).

Release notes Django 1.11.3 release notes

Removed an incorrect deprecation warning about a missing renderer argument if a Widget.render() method accepts **kwargs (#28265). Fixed a regression causing Model.__init__() to crash if a field has an instance only descriptor (#28269).

Release notes Django 1.4 release notes What’s new in Django 1.4

Django 1.4 also includes several smaller improvements worth noting: A more usable stacktrace in the technical 500 page. Frames in the stack trace that reference Django’s framework code are dimmed out, while frames in application code are slightly emphasized.

Release notes Django 1.7 release notes What’s new in Django 1.7Minor features

The <label> and <input> tags rendered by RadioSelect and CheckboxSelectMultiple when looping over the radio buttons or checkboxes now include for and id attributes, respectively. Each radio button or checkbox includes an id_for_label attribute to output the element’s ID.

Release notes Django 1.8 release notes

These features have reached the end of their deprecation cycle and are removed in Django 1.8. See Features deprecated in 1.6 for details, including how to remove usage of these features. django.contrib.comments is removed.

Release notes Django 2.0 release notes Features deprecated in 2.0

The SessionAuthenticationMiddleware class is removed. It provided no functionality since session authentication is unconditionally enabled in Django 1.10. The default HTTP error handlers (handler404, etc.) are now callables instead of dotted Python path strings.

Reference Settings Sessions

Default: 'default' If you’re using cache-based session storage, this selects the cache to use.

Topic guide Django’s cache framework Setting up the cache

Here’s an example configuration for a redis based backend that selects database 10 (by default Redis ships with 16 logical databases), specifies a parser class (redis.connection.HiredisParser will be used by default if the hiredis-py package is installed), and sets a …

Topic guide Making queries Retrieving objectsRetrieving specific objects with filters

Each time you refine a QuerySet, you get a brand-new QuerySet that is in no way bound to the previous QuerySet. Each refinement creates a separate and distinct QuerySet that can be stored, used and reused.

Topic guide Time zones Concepts

The current time zone is the equivalent of the current locale for translations. However, there’s no equivalent of the Accept-Language HTTP header that Django could use to determine the user’s time zone automatically. Instead, Django provides time zone selection functions.

Topic guide Translation Miscellaneous

set_language(request) As a convenience, Django comes with a view, django.views.i18n.set_language(), that sets a user’s language preference and redirects to a given URL or, by default, back to the previous page.

Release notes Django 2.0 release notes What’s new in Django 2.0Minor features

The new ModelAdmin.autocomplete_fields attribute and ModelAdmin.get_autocomplete_fields() method allow using a Select2 search widget for ForeignKey and ManyToManyField.

Release notes Django 2.1.9 release notes

jQuery before 3.4.0, mishandles jQuery.extend(true, {}, ...) because of Object.prototype pollution. If an unsanitized source object contained an enumerable __proto__ property, it could extend the native Object.prototype.

Release notes Django 2.2.2 release notes

jQuery before 3.4.0, mishandles jQuery.extend(true, {}, ...) because of Object.prototype pollution. If an unsanitized source object contained an enumerable __proto__ property, it could extend the native Object.prototype.

Release notes Django 3.0 release notes Backwards incompatible changes in 3.0

Added support for the admin_order_field attribute on properties in ModelAdmin.list_display. The new ModelAdmin.get_inlines() method allows specifying the inlines based on the request or model instance. Select2 library is upgraded from version 4.0.3 to 4.0.7.

Release notes Django 3.1 release notes What’s new in Django 3.1Minor features

The new django.contrib.admin.EmptyFieldListFilter for ModelAdmin.list_filter allows filtering on empty values (empty strings and nulls) in the admin changelist view. Filters in the right sidebar of the admin changelist view now contain a link to clear all filters.