
I am developing locally on win10, which is a problem for using the RQ task queue, which only works on Linux systems, because it requires the ability for fork processes. I am trying to expand a project based on the flask https://github.com/hack4impact/flask-base/tree/master/app , which can use RQ. I came across https://github.com/michaelbrooks/rq-win . I like the idea of this repo (if I can make it work, it will really simplify my life, as I develop a gain of 10 -64):
After installing this library
I can queue the task in my views by running something like:
@login_required
@main.route('/selected')
def selected():
messages = 'abcde'
j = get_queue().enqueue(render_png, messages, result_ttl=5000)
return j.get_id()
job_code.
manage.py :
from rq_win import WindowsWorker
@manager.command
def run_worker():
"""Initializes a slim rq task queue."""
listen = ['default']
REDIS_URL = 'redis://localhost:6379'
conn = Redis.from_url(REDIS_URL)
with Connection(conn):
# worker = Worker(map(Queue, listen))
worker = WindowsWorker(map(Queue, listen))
worker.work()
:
$ python -u manage.py run_worker
09:40:44
09:40:44 *** Listening on ?[32mdefault?[39;49;00m...
09:40:58 ?[32mdefault?[39;49;00m: ?[34mapp.main.views.render_png('{"abcde"}')?[39;49;00m (8c1b6186-39a5-4daf-9c45-f60e4241cd1f)
...\lib\site-packages\rq\job.py:161: DeprecationWarning: job.status is deprecated. Use job.set_status() instead
DeprecationWarning
09:40:58 ?[31mValueError: Unknown type <class 'redis.client.StrictPipeline'>?[39;49;00m
Traceback (most recent call last):
File "...\lib\site-packages\rq_win\worker.py", line 87, in perform_job
queue.enqueue_dependents(job, pipeline=pipeline)
File "...\lib\site-packages\rq\queue.py", line 322, in enqueue_dependents
for job_id in pipe.smembers(dependents_key)]
File "...\lib\site-packages\rq\queue.py", line 322, in <listcomp>
for job_id in pipe.smembers(dependents_key)]
File "...\lib\site-packages\rq\compat\__init__.py", line 62, in as_text
raise ValueError('Unknown type %r' % type(v))
ValueError: Unknown type <class 'redis.client.StrictPipeline'>
, , redis. , , . ?