时光不写博客 2019-08-12 1269浏览量
pip install -i https://mirrors.aliyun.com/pypi/simple/ -U "celery[redis]"
在文件夹中添加celery.py文件,内容如下:
#!/usr/bin/env python
from __future__ import absolute_import, unicode_literals
import os
from celery import Celery
# set the default Django settings module for the 'celery' program.
os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'settings')
app = Celery('bank_service')
# Using a string here means the worker doesn't have to serialize
# the configuration object to child processes.
# - namespace='CELERY' means all celery-related configuration keys
# should have a `CELERY_` prefix.
app.config_from_object('django.conf:settings', namespace='CELERY')
# Load task modules from all registered Django app configs.
app.autodiscover_tasks()
@app.task(bind=True)
def debug_task(self):
print('Request: {0!r}'.format(self.request))
# import djcelery
# djcelery.setup_loader()
CACHES = {
"default": {
"BACKEND": "django_redis.cache.RedisCache",
"LOCATION": "redis://127.0.0.1:6379/1",
"OPTIONS": {
"CLIENT_CLASS": "django_redis.client.DefaultClient",
}
}
}
REDIS_URL = CACHES['default']['LOCATION']
CELERY_BROKER_URL = REDIS_URL
BROKER_URL = REDIS_URL
在文件夹中添加tasks.py文件,内容如下:
from service_celery.celery import app
import time
@app.task(bind=True)
def add_num(self, a, b):
time.sleep(1)
c = a+b
print(c)
from service_tasks.tasks import add_num
a, b = 1, 2
add_num.delay(a, b)
print("success")
# ../venv_bank/bin/celery是我本地celery的路径,也可以直接使用celery
# worker后的都是一些配置方面的,也可以去掉
../venv_bank/bin/celery -A bank_service worker --loglevel=info --max-tasks-per-child 500 --autoscale=8,4
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