1. The first five years
Jacob Kaplan-Moss
Google, December 16, 2008
http://jacobian.org/speaking/2008/first-five-years/

2. “
Good software takes ten years.
Get used to it.
— Joel Spolsky
”
http://www.joelonsoftware.com/articles/fog0000000017.html

3. Halfway there!
http://flickr.com/photos/usonian/257403571/

4. Kansas

7. Merry Slickmas Events Latest Music Movies Food Nightlife
Best bets Upcoming
quot;A Benefit for Charley's Fingerquot; with The
Dactyls / Naomi What?
Charlie Downey is a baller. He's so badass that he
broke his finger in two places when one of his
shots got stuffed
Today at 10:00pm
The Jackpot Music Hall, $5
Today's events Search events
Staph blogs
O Caption! My Caption!
The Dog and Pony Show Loafers of Mass Destruction
13 comments
Hark! The Local Musicians Sing!: New Christmas albums from Sam
Billen and Josh Atkinson Scene Stealers
Sam Billen’s “Merry Christmas” and Josh Atkinson’s “Songs for Christmas” rank right up 'Synecdoche, New York' tackles life’s
there with recent yuletide blessings from Sufjan Stevens and Low. Both albums strip away complexity with complexity

10. “
In the beginning there was Zope. Zope
was a web application framework ... but
it had some discontents who dared to
call it quot;monolithicquot; and quot;unpythonicquot;.
And behold, then there came Webware,
and it was Modular.... But others
rebelled ... and a Ton of frameworks
appeared: Quixote ... SkunkWEB ...
”
CherryPy ... and some thirteen others.
— Mike Orr
http://linuxgazette.net/113/orr.html

13. 2003

14. 2008

15. r36 cms/apps/polls/
r84 cms/core/validators.py
r159 cms/core/paginator.py
r327 cms/apps/auth/
r390 cms/core/urlresolvers.py
r630 cms/core/sites.py

18. February 2004
circa r1000

20. cms/apps/polls/poll.py

21. >>> from cms.apps.polls.polls import Poll
>>> p = Poll(4, quot;hiquot;, date(2004, 1, 1), ...)
>>> p.save()

22. cms/apps/polls/polls.py

23. cms/apps/polls/polls.py

24. cms/apps/polls/dblayout.sql

25. httpd.conf

26. cms/conf/mrmustard/polls.py

27. cms/views/polls/polls.py

28. Data class Admin view
Data-access function(s) Admin template
Admin URLs

30. cms/datadescriptions/polls.py

31. ./generate_code.py polls

32. apps/
polls.py
sql/
polls.sql
views/
admin/
polls.py
templates/
admin/
polls/
change_list.html
add_form.html
change_form.html

33. cms/utilities/codegeneration/generation.py

34. cms/datadescriptions/polls.py

35. DO NOT EDIT THIS FILE MANUALLY.
IT WAS GENERATED BY A PROGRAM.
RE‐RUN THE CODE GENERATOR INSTEAD.

36. Seven months later...
October 2004

38. cms/models/polls.py

40. PyCon 2005

41. Rails

53. class Poll(meta.Model):
fields = (
meta.SlugField('slug', 'slug', unique_for_month='pub_dat
meta.CharField('question', 'question', maxlength=255),
meta.DateTimeField('pub_date', 'date published'),
meta.DateTimeField('expire_date', 'expiration date'),
meta.ManyToManyField(core.Site),
meta.PositiveSmallIntegerField('choice_votes', 'choice v
)
db_table = polls
ordering = ('‐pub_date',)
get_latest_by = 'pub_date'

54. class Poll(meta.Model):
slug = meta.SlugField(unique_for_month='pub_date')
question = meta.CharField(maxlength=255)
pub_date = meta.DateTimeField('date published')
expire_date = meta.DateTimeField('expiration date')
sites = meta.ManyToManyField(core.Site)
choice_votes = meta.PositiveSmallIntegerField(default=1)
class META:
db_table = 'polls'
ordering = ('‐pub_date',)

55. “ I can't think of any other
backwards-incompatible
changes that we're planning
before 1.0 (knock on wood). If
this isn't the last one, though,
it's at least the last major one.
— Adrian, August 2005
”
http://www.djangoproject.com/weblog/2005/aug/25/modelsyntax/

62. Before:
from django.models.polls import Poll
After:
from myapp.models import Poll

63. Before:
... magic! ...
After:
import datetime

64. Before:
class Poll(meta.Model):
class META:
admin = meta.Admin(
list_display = ('title'),
)
After:
class Poll(meta.Model):
class Admin
list_display = ('title')

65. Before:
from django.models.polls import polls
polls.get_list(slug__exact='slug')
After:
from polls.models import Poll
Poll.objects.filter(slug='slug')

67. 339 files changed,
22290 insertions(+),
15656 deletions(‐)

68. “ After this merge,
Django 1.0 can’t be far off.
— Bill de hÓra
”
http://www.dehora.net/journal/2006/04/django_magic_merging.html

70. “0.95”

72. django.newforms
django.test

75. 18 months

76. 3,094 commits
+ branches

77. 1,370 from the
community

78. 230 new AUTHORS

79. 2,120 bugs fixed

80. 1,394 files changed,
28,3237 insertions(+),
97,036 deletions(‐)

81. 40,000 lines of new
documentation

82. 4 new full committers

83. Unicode

84. QSRF

85. NFA

86. GeoDjango

87. ModelForms

88. Autoescaping

89. Django on Jython
(Thanks, Google!)

90. ... and much more ...
http://docs.djangoproject.com/en/dev/releases/1.0/

91. API stability &
forwards-compatability
http://docs.djangoproject.com/en/dev/misc/api-stability/

92. Formal release process
http://docs.djangoproject.com/en/dev/internals/release-process/

93. What’s next?

94. Django 1.1
March 16, 2009

95. Django 1.1 Roadmap
http://code.djangoproject.com/wiki/Version1.1Roadmap

96. ORM aggregation
http://github.com/freakboy3742/django/tree/aggregation

97. >>> Book.objects.aggregate(
... Avg('price'),
... highest_price = Max('price'))
{'price_avg': 45.0, 'highest_price': 82.80}

98. >>> Author.objects.aggregate(Sum('book__price'))
{'book_price_sum': 442}

99. >>> books = Book.objects.annotate(Max('authors__age'))
>>> books[0].name
u'Python Web Development With Django'
>>> books[0].authors.all()
[<Author: Jeffrey Forcier >, <Author: Paul Bissex>,
<Author: Wesley J. Chun>]
>>> books[0].authors__age__max
37.0

100. Publisher.objects.annotate(num_books=Count('book__id'))
.filter(num_books__gt=1)
.order_by('num_books')

101. Improved
QuerySet.update()

102. >>> Person.objects.update(age=F('age')+1)

103. Model Validation
http://code.djangoproject.com/ticket/6845

104. >>> p = Person.objects.get(...)
>>> p.age = ‐7
>>> p.save(validate=True)
Traceback (most recent call last):
File quot;<stdin>quot;, line 1, in <module>
ValidationError: enter a number greater than 0.

105. Bulk admin actions
http://code.google.com/p/django-batchadmin/

107. Class-based
generic views

108. from django.views.generic import DetailView
class PersonView(DetailView):
queryset = Person.objects.all()
def get_template(self, request):
return Template(...)

109. ... and more ...
http://code.djangoproject.com/wiki/Version1.1Roadmap

110. Please help!
http://code.djangoproject.com/wiki/Version1.1Roadmap#how-you-can-help

111. Thank you!
jacob@jacobian.org