Work-flows Workers Guide Daemonization Periodic Tasks Routing Tasks Monitoring and Management Guide Security Optimizing Debugging Concurrency Signals Testing with Celery Extensions and Bootsteps Configuration runtime Jump to ⟶ Brokers Applications Tasks Calling Workers Daemonizing Monitoring Optimizing Security Routing Configuration Django Contributing Signals FAQ API Reference Installation You can install "celery[librabbitmq,redis,auth,msgpack]" The following bundles are available: Serializers for using the auth security serializer. for using the msgpack serializer. celery[yaml]: celery[eventlet]: celery[gevent]:

Work-flows Workers Guide Daemonization Periodic Tasks Routing Tasks Monitoring and Management Guide Security Optimizing Debugging Concurrency Signals Testing with Celery Extensions and Bootsteps Configuration runtime Jump to ⟶ Brokers Applications Tasks Calling Workers Daemonizing Monitoring Optimizing Security Routing Configuration Django Contributing Signals FAQ API Reference Installation You can install "celery[librabbitmq,redis,auth,msgpack]" The following bundles are available: Serializers for using the auth security serializer. for using the msgpack serializer. celery[yaml]: celery[eventlet]: celery[gevent]:

Work-flows Workers Guide Daemonization Periodic Tasks Routing Tasks Monitoring and Management Guide Security Optimizing Debugging Concurrency Signals Testing with Celery Extensions and Bootsteps Configuration runtime Jump to ⟶ Brokers Applications Tasks Calling Workers Daemonizing Monitoring Optimizing Security Routing Configuration Django Contributing Signals FAQ API Reference Installation You can install "celery[librabbitmq,redis,auth,msgpack]" The following bundles are available: Serializers for using the auth security serializer. for using the msgpack serializer. celery[yaml]: celery[eventlet]: celery[gevent]:

Work-flows Workers Guide Daemonization Periodic Tasks Routing Tasks Monitoring and Management Guide Security Optimizing Debugging Concurrency Signals Testing with Celery Extensions and Bootsteps Configuration runtime Jump to ⟶ Brokers Applications Tasks Calling Workers Daemonizing Monitoring Optimizing Security Routing Configuration Django Contributing Signals FAQ API Reference Installation You can install "celery[librabbitmq,redis,auth,msgpack]" The following bundles are available: Serializers for using the auth security serializer. for using the msgpack serializer. celery[yaml]: celery[eventlet]: celery[gevent]:

Guide Periodic Tasks HTTP Callback Tasks (Webhooks) Routing Tasks Monitoring and Management Guide Security Optimizing Concurrency Signals Extensions and Bootsteps Configuration and defaults Django Contributing write my own remote control command change worker queues at runtime Jump to ⟶ Brokers Workers Security Contributing Applications Tasks Calling Daemonizing Monitoring Optimizing Routing Configuration Guide Periodic Tasks HTTP Callback Tasks (Webhooks) Routing Tasks Monitoring and Management Guide Security Optimizing Concurrency Signals Extensions and Bootsteps This document describes the current stable

Started 9 Celery Documentation, Release 3.1.25 • Workers • Daemonizing • Monitoring • Optimizing • Security • Routing • Configuration • Django • Contributing • Signals • FAQ • API Reference Installation you will learn all about defining tasks, and this is the table of contents: • Basics • Names • Context • Logging • Retrying • List of Options • States • Semipredicates • Custom task classes • How of relying on the automatic naming: @task(name='proj.tasks.add') def add(x, y): return x + y Context request contains information and state related to the executing task. The request defines the following

Subtasks and Callbacks HTTP Callback Tasks (Webhooks) Routing Tasks Monitoring and Management Guide Security Optimizing Concurrency Signals Configuration and defaults Django Cookbook Contributing Community 2.5 Date: February 04, 2014 Overview Tasks Workers Monitoring Routing Ecosystem Tasks Basics Context Logging Retrying a task if something fails Task options Task names Decorating tasks Task States Creating Routing Tasks Monitoring and Management Guide Introduction Workers RabbitMQ Redis Munin Events Security Introduction Areas of Concern Serializers Message Signing Intrusion Detection Optimizing Introduction

Kombu cyme celerymon 2.2 Tasks 2.2. Tasks 19 Celery Documentation, Release 2.5.5 • Basics • Context – Example Usage • Logging • Retrying a task if something fails – Using a custom retry delay • create_user(username, password): User.objects.create(username=username, password=password) 2.2.2 Context task.request contains information and state related the currently executing task, and must always blog/views.py from django import forms from django.http import HttpResponseRedirect from django.template.context import RequestContext from django.shortcuts import get_object_or_404, render_to_response from blog

Work-flows Workers Guide Daemonization Periodic Tasks Routing Tasks Monitoring and Management Guide Security Optimizing Debugging Concurrency Signals Testing with Celery Extensions and Bootsteps Configuration runtime Jump to ⟶ Brokers Applications Tasks Calling Workers Daemonizing Monitoring Optimizing Security Routing Configuration Django Contributing Signals FAQ API Reference Installation You can install auth,msgpack]" The following bundles are available: Serializers celery[auth]: for using the auth security serializer. celery[msgpack]: for using the msgpack serializer. celery[yaml]: for using the yaml

Daemonizing • Monitoring • Optimizing 2.2. Getting Started 9 Celery Documentation, Release 4.1.0 • Security • Routing • Configuration • Django • Contributing • Signals • FAQ • API Reference Installation auth,msgpack]" The following bundles are available: Serializers celery[auth] for using the auth security serializer. celery[msgpack] for using the msgpack serializer. celery[yaml] for using the yaml Documentation, Release 4.1.0 Example An example task accessing information in the context is: @app.task(bind=True) def dump_context(self, x, y): print('Executing task id {0.id}, args: {0.args!r} kwargs: {0