Differences between revisions 1 and 5 (spanning 4 versions)

Celery

Celery is an asynchronous task queue/job queue based on distributed message passing.

http://docs.celeryproject.org/en/latest/getting-started/first-steps-with-celery.html

Slackware 14 installation

easy_install celery

Check installation:

   1 python
   2 Python 2.7.3 (default, Jul  3 2012, 19:58:39) 
   3 [GCC 4.7.1] on linux2
   4 Type "help", "copyright", "credits" or "license" for more information.
   5 >>> import celery
   6 >>> celery.__version__
   7 '3.1.7'
   8 >>>

Test app with Redis

Run redis:

   1 $redis-server & 
   2 $redis-cli     
   3 redis 127.0.0.1:6379> quit

App:

   1 from celery import Celery
   2 
   3 app = Celery('tasks', broker='redis://localhost')
   4 
   5 @app.task
   6 def add(x, y):
   7     return x + y

   1 $celery -A celeryTest worker --loglevel=info

Run task

   1 $ python
   2 Python 2.7.3 (default, Jul  3 2012, 19:58:39) 
   3 [GCC 4.7.1] on linux2
   4 Type "help", "copyright", "credits" or "license" for more information.
   5 >>> from celeryTest import add
   6 >>> add.delay(3,3)
   7 <AsyncResult: 7890ae15-000b-4d93-9378-3fbb3fb00f26>
   8 >>>