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Simplified RQ cache file backed by using the job decorator

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This commit is contained in:
Markus Kaiserswerth 2014-03-18 17:20:24 +01:00
parent f45491bddb
commit 3056b3efc0
1 changed files with 10 additions and 10 deletions
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20
imagekit/cachefiles/backends.py
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@ -169,25 +169,25 @@ class Async(Celery):
super(Async, self).__init__(*args, **kwargs)
try:
from django_rq import job
except ImportError:
pass
else:
_rq_job = job('default', result_ttl=0)(_generate_file)
class RQ(BaseAsync):
"""
A backend that uses RQ to generate the images.
"""
queue_name = 'default'
def __init__(self, *args, **kwargs):
try:
import django_rq
except ImportError:
raise ImproperlyConfigured('You must install django_rq to use'
raise ImproperlyConfigured('You must install django-rq to use'
' imagekit.cachefiles.backends.RQ.')
super(RQ, self).__init__(*args, **kwargs)
def get_queue(self):
# not caching property to avoid "can't pickle instancemethod objects",
# see https://github.com/nvie/rq/issues/189
return django_rq.get_queue(self.queue_name)
def schedule_generation(self, file, force=False):
self.get_queue().enqueue(_generate_file, args=(self, file),
kwargs=dict(force=force), result_ttl=0)
_rq_job.delay(self, file, force=force)