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What's New in Django 1.9
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Baptiste Mispelon
October 28, 2015
Technology
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What's New in Django 1.9
Baptiste Mispelon
October 28, 2015
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Transcript
What’s New in Django 1.9?
Hi!
Baptiste Mispelon
Django 1.9
Python Support
pip install Django==1.9b1
What’s new?
Major New Features
transaction.on_commit
from django.db import transaction with transaction.atomic(): transaction.on_commit(send_email) do_some_database_stuff()
AUTH_PASSWORD_VALIDATORS
from django.contrib.auth.password_validation import ( UserAttributeSimilarityValidator, MinimumLengthValidator, CommonPasswordValidator, NumericPasswordValidator, )
contrib.auth.mixins
from django.contrib.auth.mixins import ( AccessMixin, LoginRequiredMixin, PermissionRequiredMixin, UserPassesTestMixin, )
New Admin Theme
None
None
None
None
New Admin Theme
Can’t Upgrade Yet? pip install django-flat-theme
./manage.py test --parallel
Random Minor Features
contrib.postgres.JSONField
from django.contrib.postgres.fields import JSONField from django.db import models class Dog(models.Model):
name = models.CharField(max_length=200) data = JSONField()
Dog.objects.create(name='Rufus', data={ 'breed': 'labrador', 'owner': {'name': 'Bob'}, })
Dog.objects.filter( data__breed='collie' )
Dog.objects.filter( data__owner__name='Bob' )
db.backends.postgresql
DATABASES = { 'default': { 'ENGINE': 'django.db.backends.sqlite3', 'NAME': os.path.join(BASE_DIR, 'db.sqlite3'),
} }
DATABASES = { 'default': { 'ENGINE': 'django.db.backends.sqlite3', 'NAME': os.path.join(BASE_DIR, 'db.sqlite3'),
} }
Which One?
Which One?
CharField.strip
from django import forms class NameForm(forms.Form): name = forms.CharField()
f = NameForm({ ‘name’: ‘ Baptiste ‘, })
f = NameForm({ ‘name’: ‘ Baptiste ‘, })
>>> f.is_valid() True >>> f.cleaned_data[‘name’] ‘Baptiste’
Field.disabled
from django import forms class PersonForm(forms.Form): name = forms.CharField() age
= forms.IntegerField(disabled=True)
f = PersonForm( initial={‘age’: 30}, data={‘name’: ‘Baptiste’, ‘age’: 12}, )
>>> f.is_valid() True >>> f.cleaned_data[‘age’] 30
./manage.py sendtestemail
./manage.py dumpdata --output
python -m django
django-admin.py startproject foo python -m django startproject foo
--no-input
filter(pub_date__month__gt=6)
from django.db import models class Post(models.Model): title = models.CharField(max_length=100) pub_date
= models.DateTimeField()
Post.objects.filter(pub_date__lt=timezone.now()) Post.objects.filter(pub_date__year=2015) Post.objects.filter(pub_date__year__lte=2014)
What’s Next?
What’s Next?
Thanks!