你正在阅读 Celery 3.1 的文档。开发版本文档见: 此处.
# -*- coding: utf-8 -*-
"""
celery.app.registry
~~~~~~~~~~~~~~~~~~~
Registry of available tasks.
"""
from __future__ import absolute_import
import inspect
from celery.exceptions import NotRegistered
[文档]class TaskRegistry(dict):
NotRegistered = NotRegistered
def __missing__(self, key):
raise self.NotRegistered(key)
[文档] def register(self, task):
"""Register a task in the task registry.
The task will be automatically instantiated if not already an
instance.
"""
self[task.name] = inspect.isclass(task) and task() or task
[文档] def unregister(self, name):
"""Unregister task by name.
:param name: name of the task to unregister, or a
:class:`celery.task.base.Task` with a valid `name` attribute.
:raises celery.exceptions.NotRegistered: if the task has not
been registered.
"""
try:
self.pop(getattr(name, 'name', name))
except KeyError:
raise self.NotRegistered(name)
# -- these methods are irrelevant now and will be removed in 4.0
[文档] def filter_types(self, type):
return dict((name, task) for name, task in self.iteritems()
if getattr(task, 'type', 'regular') == type)
def _unpickle_task(name):
from celery import current_app
return current_app.tasks[name]