These are the slides for my 2011 pycon talk on Django Packages. Django Packages (http://djangopackages.com) is the place to review Django apps, frameworks, and projects.

1. Django Packages
Case Study
1

2. We do cartwheels
2

3. We do cartwheels
• Python
• Django
• Pinax
• django-cms
• Teach
3

4. We do cartwheels
• Python
• Django
• Pinax
• django-cms
• Teach
...and we’re hiring!
3

5. Inception
4

6. Inception
4

7. Inception
5

8. Inception
6

9. Inception
6

10. Inception
6

11. Inception
“How about
a site to help
find Django apps?”
7

12. Inception
django-apps.com
Tags!
Ads!
8

13. Inception
License
SVN? Ads!
Feed
9

14. Inception
Django Packages
10

15. Inception
Bullets of design
11

16. Inception
• Usability
Bullets of design
11

17. Inception
• Usability
• Search Bullets of design
11

18. Inception
• Usability
• Search Bullets of design
• Comparison
11

19. Inception
• Usability
• Search Bullets of design
• Comparison
• No Ads
11

20. Inception
Team Scared of Rabbits
12

21. Inception
Team Scared of Rabbits
12

22. Inception
Team Scared of Rabbits
12

23. Inception
Team Scared of Rabbits
12

24. Mullets
13

25. Mullets
APOLOGY: No pictures of me with a mullet
13

26. Tag Clouds
14

27. Tag cloud is the
mullet of web 2.0
15

28. Grids, not Tags
16

29. Grids, not Tags
16

30. Grids, not Tags
User created
categories lacking
metadata
16

31. Grids, not tags
code.djangoproject.com/wiki/CMSAppsComparison
17

32. Grids, not tags
code.djangoproject.com/wiki/CMSAppsComparison
17

33. Grids, not tags
code.djangoproject.com/wiki/CMSAppsComparison
17

34. Grids, not tags
code.djangoproject.com/wiki/CMSAppsComparison
What if tags could
have all this
information? 17

35. Grids, not tags
code.djangoproject.com/wiki/CMSAppsComparison
Easy to model
with
Many to Many! 18

36. Grids, not tags
code.djangoproject.com/wiki/CMSAppsComparison
Easier to model
with EAV
using NoSQL! 19

37. Grids, not tags
code.djangoproject.com/wiki/CMSAppsComparison
Easy to model
with
Many to Many! 20

38. Not gonna fit
www.djangopackages.com/grids/g/nosql/
21

39. Not gonna fit
www.djangopackages.com/grids/g/nosql/
21

40. Not gonna fit
www.djangopackages.com/grids/g/nosql/
21

41. Not gonna fit
www.djangopackages.com/grids/g/nosql/
21

42. Only hard metrics*
22

43. Only hard metrics*
• No opinions
22

44. Only hard metrics*
• No opinions
• No rating systems
22

45. Only hard metrics*
• No opinions
• No rating systems
• No comments
22

46. Only hard metrics*
“We wanted hard metrics. So the
package numbers are pulled from
the repo sites such as Github,
• No opinions Bitbucket, and Google Code.
Otherwise things get weighted
funny. Sure, this system can be
• No rating systems monkeyed with, but its a good
metric for now. We've had
• No comments suggestions from Django core
developers of coming up with a
quality check system, things like
pypants and/or a formalized
approval system.”
22

47. Only hard metrics*
“We wanted hard metrics. So the
package numbers are pulled from
the repo sites such as Github,
• No opinions Bitbucket, and Google Code.
Otherwise things get weighted
funny. Sure, this system can be
• No rating systems monkeyed with, but its a good
metric for now. We've had
• No comments suggestions from Django core
developers of coming up with a
quality check system, things like
pypants and/or a formalized
approval system.”
*Also because it kept the project scope smaller
22

48. Only hard metrics
23

49. Only hard metrics
Yes/No
23

50. Only hard metrics
PyPI
Yes/No
23

51. Only hard metrics
PyPI
Yes/No Supported repo sites
23

52. Only hard metrics
PyPI
Yes/No Supported repo sites
23

53. Only hard metrics
PyPI
Yes/No Supported repo sites
23

54. Only hard metrics
PyPI Google
Github Sourceforge
Bitbucket Launchpad
24

55. Only hard metrics
PyPI Google
Github Sourceforge
Bitbucket Launchpad
24

56. Only hard metrics
PyPI Google
Github Sourceforge
Bitbucket Launchpad
24

57. Only hard metrics
PyPI Google
Github Sourceforge
Bitbucket Launchpad
24

58. Only hard metrics
PyPI Google
Github Sourceforge
Bitbucket Launchpad
24

59. Regex vs XML
25

60. Regex vs XML
• Could not find PyPI API
25

61. Regex vs XML
• Could not find PyPI API
• DOAP is next to useless
25

62. Regex vs XML
• Could not find PyPI API
• DOAP is next to useless
• Time to slurp data out of web pages
25

63. Regex vs XML
• Could not find PyPI API
• DOAP is next to useless
• Time to slurp data out of web pages
• I’m faster at regex then XML parsing
25

64. Regex vs XML
• Could not find PyPI API
• DOAP is next to useless
• Time to slurp data out of web pages
• I’m faster at regex then XML parsing
• And I got it working
25

65. Regex vs XML
bit.ly/cu5Prt
26

66. Regex vs XML
• Could not find PyPI API
• DOAP is next to useless
• Time to slurp data out of web pages
• I’m faster at regex then XML parsing
• And I got it working
27

67. Dash Architecture
28

68. Dash Architecture
• Django 1.2.1 / Pinax 0.9a1
28

69. Dash Architecture
• Django 1.2.1 / Pinax 0.9a1
• Python 2.6.5
28

70. Dash Architecture
• Django 1.2.1 / Pinax 0.9a1
• Python 2.6.5
• Sqlite 3.6.12
28

71. Dash Architecture
• Django 1.2.1 / Pinax 0.9a1
• Python 2.6.5
• Sqlite 3.6.12
• Ubuntu 10.4
28

72. Dash Architecture
• Django 1.2.1 / Pinax 0.9a1
• Python 2.6.5
• Sqlite 3.6.12
• Ubuntu 10.4
• HTTP Server:
28

73. Dash Architecture
• Django 1.2.1 / Pinax 0.9a1
• Python 2.6.5
• Sqlite 3.6.12
• Ubuntu 10.4
• HTTP Server: Apache
28

74. Dash Architecture
• Django 1.2.1 / Pinax 0.9a1
• Python 2.6.5
• Sqlite 3.6.12
• Ubuntu 10.4
• HTTP Server:
28

75. Dash Architecture
• Django 1.2.1 / Pinax 0.9a1
• Python 2.6.5
• Sqlite 3.6.12
• Ubuntu 10.4
• HTTP Server: Django Runserver
28

76. Django Dash Placing
29

77. Django Dash Placing
29

78. Django Dash Placing
29

79. Django Dash Placing
29

80. Django Dash Placing
29

81. Django Dash Placing
I’m not bitter
29

82. Lessons Learned
30

83. Lessons Learned
Research ahead of time
API limitations
Google Charts rock
30

84. Lessons Learned
31

85. Lessons Learned
PEP-8 is your friend
python -c “import this”
Keep things simple and flat
Corrections easier
31

86. Lessons Learned
32

87. Lessons Learned
Fixtures are a must
Test and blow away your stuff constantly
Helps the designer with matching content with layout
32

88. Lessons Learned
33

89. Lessons Learned
Don’t optimize
prematurely
Don’t start by removing Django bits
Write the project then analyze
Even the simplest of caching will help.
33

90. Lessons Learned
34

91. Lessons Learned
Have a system
architecture
plan
34

92. Lessons Learned
I was near
Have a systemuseless at
sys admin
architecture
plan
34

93. Lessons Learned
I was near
Have a system useless at
sys admin
architecture
plan
Audrey to the rescue!
34

94. Lessons Learned
I was near
Have a system useless at
sys admin
architecture
plan
Audrey to the rescue!
“Learn the sys admin stuff cause it affects everything”
34

95. Lessons Learned
35

96. Lessons Learned
Share during the dash
Bouncing ideas off other teams is handy
35

97. Lessons Learned
36

98. Lessons Learned
37

99. The First Month
38

100. The First Month
“There’s a package for that”
38

101. The First Month
“There’s a package for that”
“I’ve got your Django Package right here”
38

102. The First Month
http://www.revsys.com/
39

103. The First Month
http://www.revsys.com/
39

104. The First Month
http://www.revsys.com/
39

105. The First Month
http://www.revsys.com/
39

106. The First Month
40

107. The First Month
PyPI Google
Github Sourceforge
Bitbucket Launchpad
41

108. The First Month
PyPI Google
Github Sourceforge
Bitbucket Launchpad
41

109. The First Month
42

110. The First Month
42

111. The First Month
• Apache
• Got email functioning
• Page cleanup
43

112. The First Month
WARNING
44

113. The First Month
WARNING
44

114. DjangoCon 2010
45

115. DjangoCon 2010
flickr.com/photos/bfirsh
45

116. DjangoCon 2010
Our Friendly DSF president
46

117. DjangoCon 2010
WARNING
47

118. DjangoCon 2010
WARNING
47

119. DjangoCon 2010
If I had been there earlier I would not have lost sprinters
48

120. DjangoCon 2010
49

121. DjangoCon 2010
THIS ROCKS!
49

122. DjangoCon 2010
http://djangopackages.com/api/v1/docs/
50

123. Django-CMS
django-cms.org/en/extensions
51

124. DjangoCon 2010
django-reversions
52

125. DjangoCon 2010
PyPI
Regex

126. DjangoCon 2010
PyPI

127. DjangoCon 2010
PyPI
XMLRPC

128. DjangoCon 2010
• AJAX controls on “I use this”
• Caching
• Fancy permission controls for deletions
• History Graphs on grid views
• Query Optimization
• Unit Tests!
54

129. Around DjangoCon
Used to help track features!
55

130. Around DjangoCon
Used to help track features!
55

131. Random Hacks of Kindness
https://github.com/rhok-planet/crisishacks
http://www.crisishacks.com/
56

132. Autumn
Moved from Kansas to Los Angeles

133. Autumn
Moved from Kansas to Los Angeles

134. Autumn
Moved from Kansas to Los Angeles

135. Early 2011
Read the Docs
+
Django Packages

136. Read the Docs
Django Packages
59

137. Read the Docs
Django Packages
59

138. PyCon 2011
60

139. PyCon 2011
WARNING
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140. PyCon 2011
WARNING
60

141. Pycon Sprint
61

142. Pycon Sprint
Starting early!
61

143. Pycon Sprint
PyPI Google
Github Sourceforge
Bitbucket Launchpad
62

144. Pycon Sprint
PyPI Google
Github Sourceforge
Bitbucket Launchpad
62

145. Pycon Sprint
Badges
63

146. Pycon Sprint
Top 10 Django-CMS
Downloads Plugin Core
Badges
Approved
Read
the This
Docs Site!
On PyPI Coverage
Top 10
80+%
Used
63

147. Pycon Sprint
Package
Pagination
64

148. Pycon Sprint
Shopping Cart
Select your packages and get a requirements file!
65

149. Pycon Sprint
X-Y Axis
djangopackages.com/grids/g/deployment
66

150. pythonpackages.com
?
67

151. pythonpackages.com
?
67

152. pythonpackages.com
Are you going
to replace
PyPI?
68

153. pythonpackages.com
Are you going
to replace
PyPI?
NO! 68

154. pythonpackages.com
Phase I
69

155. pythonpackages.com
Only display packages
formally released on PyPI
70

156. pythonpackages.com
Release your stuff!
71

157. Questions?
72