A twisted lightning talk that i presented in a dojo with some friends

1. Twisted
@alepoletto

2. Twisted and Metal?
@alepoletto

3. Fist things first
@alepoletto

4. @alepoletto

5. synchronous
@alepoletto

6. WTF
@alepoletto

7. Lets Compare again With
Blocks
@alepoletto

8. And the winner is...
@alepoletto

9. Asynchronous
Asynchronous is good when:
-There is a lot of tasks to perform.
-The tasks perform lots of I/O.
-Independent tasks.
….PERFECT FOR NETWORK!!!
@alepoletto

10. But HOW
@alepoletto

11. Reactor Pattern
@alepoletto

12. Reactor Impl?
team = ["superman", "batman", "aquaman"]
while team : #event loop
t = selectAvailableHero(team) # this method gives a hero when one is available
# BLOCK here while wait for a hero
doHeroStuff(t)
@alepoletto

13. Let me show you a kick ass
Reactor Implementation
@alepoletto

14. @alepoletto

15. Some Code...A Hero Server
@alepoletto

16. A Hero Client
@alepoletto

17. References
• http://krondo.com/?page_id=1327
• http://twistedmatrix.com/trac/
@alepoletto

18. @alepoletto