Internals

Release:2.0 Date:July 27, 2010

• Celery Deprecation Timeline
  • Removals for version 2.0
• Internals: The worker
  • Introduction
  • Data structures
  • Components
• Task Message Protocol
  • Message format
  • Example message
  • Serialization
• List of Worker Events
  • Task Events
  • Worker Events
• Module Index
  • Worker
  • Tasks
  • Execution
  • Messaging
  • Result backends
  • Loaders
  • CeleryBeat
  • Events
  • Logging
  • Configuration
  • Miscellaneous
• Internal Module Reference
  • Multiprocessing Worker - celery.worker
  • Worker Message Listener - celery.worker.listener
  • Executable Jobs - celery.worker.job
  • Worker Controller Threads - celery.worker.controllers
  • Token Bucket (rate limiting) - celery.worker.buckets
  • Worker Scheduler - celery.worker.scheduler
  • Worker Heartbeats - celery.worker.heartbeat
  • Worker Control - celery.worker.control
  • Built-in Remote Control Commands - celery.worker.control.builtins
  • Remote Control Command Registry - celery.worker.control.registry
  • Worker State - celery.worker.state
  • Multiprocessing Pool Support - celery.concurrency.processes
  • extended multiprocessing.pool - celery.concurrency.processes.pool
  • Thread Pool Support EXPERIMENTAL - celery.concurrency.threads
  • Clock Service - celery.beat
  • Backends - celery.backends
  • Backend: Base - celery.backends.base
  • Backend: SQLAlchemy Database - celery.backends.database
  • Backend: Memcache - celery.backends.cache
  • Backend: AMQP - celery.backends.amqp
  • Backend: MongoDB - celery.backends.mongodb
  • Backend: Redis - celery.backends.pyredis
  • Backend: Cassandra - celery.backends.cassandra
  • Backend: Tokyo Tyrant - celery.backends.tyrant
  • Tracing Execution - celery.execute.trace
  • Serialization Tools - celery.serialization
  • Datastructures - celery.datastructures
  • Message Routers - celery.routes
  • Logging - celery.log
  • SQLAlchemy Models - celery.db.models
  • SQLAlchemy Session - celery.db.session
  • Utilities - celery.utils
  • Time and Date Utilities - celery.utils.timeutils
  • Debugging Info - celery.utils.info
  • Python Compatibility - celery.utils.compat
  • Sending E-mail - celery.utils.mail
  • Compatibility Patches - celery.utils.patch
  • functools compat - celery.utils.functional
  • Signal Dispatch - celery.utils.dispatch
  • Signals: Dispatcher - celery.utils.dispatch.signal
  • Signals: Safe References - celery.utils.dispatch.saferef
  • Platform Specific - celery.platform