Django 23.1 ⤳ 4.1
... what happened!?
Florian Demmer
Django Meetup, 2022-05-30
... what happened!?
- 2020-03-16: Lockdown 😱
- 2020-08-04: Django 3.1
- 2020-11-03 & 2020-12-26: Lockdowns 🤡
- 2021-04-06: Django 3.2 LTS
- 2021-11-22: Lockdown
- 2021-12-07: Django 4.0 🎅
- 2022-08-22: Django 4.1 ... probably
Highlights - 3.1
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JSONField for all supported database backends
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The SESSION_COOKIE_SAMESITE allows 'None' (string)
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trans and blocktrans template tags renamed to translate and blocktranslate
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AbstractUser.first_name max_length increased to 150
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The admin no longer supports Internet Explorer. 😿
Highlights - 3.2 LTS
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default_app_config deprecated again
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New decorators for display functions in admin:
foo.short_description = 'bar' ⤳ @admin.display(description='bar') -
Customizing type of auto-created primary keys
settings: DEFAULT_AUTO_FIELD or per app: AppConfig.default_auto_field -
Functional indexes: *expressions argument of Index()
Highlights - 4.0
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migration from pytz to zoneinfo
Python >= 3.9 or backports.zoneinfo package -
Basic Redis cache backend (redis-py >= 3.0.0)
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Template based form rendering
Form.template_name, Form.render(), ... -
Functional unique: *expressions arg UniqueConstraint()
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ArraySubquery() expression, trigram_word_similar lookup
class ArraySubquery(queryset)
Highlights - 4.1
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More form rendering:
Form.as_div()
FORM_RENDERER = "django.forms.renderers.DjangoDivFormRenderer" -
Asynchronous ORM interface
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PostgreSQL *AutoField are now identity columns rather than serial columns with sequences.
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Dropped support for PostgreSQL 10
All the things
https://docs.djangoproject.com/en/dev/releases/3.1
https://docs.djangoproject.com/en/dev/releases/3.2
https://docs.djangoproject.com/en/dev/releases/4.0
https://docs.djangoproject.com/en/dev/releases/4.1
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my twitter: @fdemmer
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slides: https://slides.com/fdemmer
Django Meetup, 2022-05-30
By Florian Demmer
