What's New in Django 1.9

Transcript

1. What’s New in Django 1.9?
2. Hi!
3. Baptiste Mispelon
4. Django 1.9
5. Python Support
6. pip install Django==1.9b1
7. What’s new?
8. Major New Features
9. transaction.on_commit
10. from django.db import transaction with transaction.atomic(): transaction.on_commit(send_email) do_some_database_stuff()
11. AUTH_PASSWORD_VALIDATORS
12. from django.contrib.auth.password_validation import ( UserAttributeSimilarityValidator, MinimumLengthValidator, CommonPasswordValidator, NumericPasswordValidator, )
13. contrib.auth.mixins
14. from django.contrib.auth.mixins import ( AccessMixin, LoginRequiredMixin, PermissionRequiredMixin, UserPassesTestMixin, )
15. New Admin Theme
20. New Admin Theme
21. Can’t Upgrade Yet? pip install django-flat-theme
22. ./manage.py test --parallel
23. Random Minor Features
24. contrib.postgres.JSONField
25. from django.contrib.postgres.fields import JSONField from django.db import models class Dog(models.Model): name = models.CharField(max_length=200) data = JSONField()
26. Dog.objects.create(name='Rufus', data={ 'breed': 'labrador', 'owner': {'name': 'Bob'}, })
27. Dog.objects.filter( data__breed='collie' )
28. Dog.objects.filter( data__owner__name='Bob' )
29. db.backends.postgresql
30. DATABASES = { 'default': { 'ENGINE': 'django.db.backends.sqlite3', 'NAME': os.path.join(BASE_DIR, 'db.sqlite3'), } }
31. DATABASES = { 'default': { 'ENGINE': 'django.db.backends.sqlite3', 'NAME': os.path.join(BASE_DIR, 'db.sqlite3'), } }
32. Which One?
33. Which One?
34. CharField.strip
35. from django import forms class NameForm(forms.Form): name = forms.CharField()
36. f = NameForm({ ‘name’: ‘ Baptiste ‘, })
37. f = NameForm({ ‘name’: ‘ Baptiste ‘, })
38. >>> f.is_valid() True >>> f.cleaned_data[‘name’] ‘Baptiste’
39. Field.disabled
40. from django import forms class PersonForm(forms.Form): name = forms.CharField() age = forms.IntegerField(disabled=True)
41. f = PersonForm( initial={‘age’: 30}, data={‘name’: ‘Baptiste’, ‘age’: 12}, )
42. >>> f.is_valid() True >>> f.cleaned_data[‘age’] 30
43. ./manage.py sendtestemail
44. ./manage.py dumpdata --output
45. python -m django
46. django-admin.py startproject foo python -m django startproject foo
47. --no-input
48. filter(pub_date__month__gt=6)
49. from django.db import models class Post(models.Model): title = models.CharField(max_length=100) pub_date = models.DateTimeField()
50. Post.objects.filter(pub_date__lt=timezone.now()) Post.objects.filter(pub_date__year=2015) Post.objects.filter(pub_date__year__lte=2014)
51. What’s Next?
52. What’s Next?
53. Thanks!