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  <div class="section" id="module-celery.messaging">
<h1>Messaging - celery.messaging<a class="headerlink" href="#module-celery.messaging" title="Permalink to this headline">¶</a></h1>
<p>Sending and Receiving Messages</p>
<dl class="class">
<dt id="celery.messaging.TaskConsumer">
<em class="property">
class </em><tt class="descclassname">celery.messaging.</tt><tt class="descname">TaskConsumer</tt><big>(</big><em>connection</em>, <em>queue=None</em>, <em>exchange=None</em>, <em>routing_key=None</em>, <em>**kwargs</em><big>)</big><a class="headerlink" href="#celery.messaging.TaskConsumer" title="Permalink to this definition">¶</a></dt>
<dd><p>The AMQP Task Consumer class.</p>
<dl class="method">
<dt id="celery.messaging.TaskConsumer.decoder">
<tt class="descname">decoder</tt><big>(</big><big>)</big><a class="headerlink" href="#celery.messaging.TaskConsumer.decoder" title="Permalink to this definition">¶</a></dt>
<dd>loads(string) &#8211; Load a pickle from the given string</dd></dl>

</dd></dl>

<dl class="class">
<dt id="celery.messaging.TaskPublisher">
<em class="property">
class </em><tt class="descclassname">celery.messaging.</tt><tt class="descname">TaskPublisher</tt><big>(</big><em>connection</em>, <em>exchange=None</em>, <em>routing_key=None</em>, <em>**kwargs</em><big>)</big><a class="headerlink" href="#celery.messaging.TaskPublisher" title="Permalink to this definition">¶</a></dt>
<dd><p>The AMQP Task Publisher class.</p>
<dl class="method">
<dt id="celery.messaging.TaskPublisher.delay_task">
<tt class="descname">delay_task</tt><big>(</big><em>task_name</em>, <em>task_args</em>, <em>task_kwargs</em>, <em>**kwargs</em><big>)</big><a class="headerlink" href="#celery.messaging.TaskPublisher.delay_task" title="Permalink to this definition">¶</a></dt>
<dd>Delay task for execution by the celery nodes.</dd></dl>

<dl class="method">
<dt id="celery.messaging.TaskPublisher.delay_task_in_set">
<tt class="descname">delay_task_in_set</tt><big>(</big><em>task_name</em>, <em>taskset_id</em>, <em>task_args</em>, <em>task_kwargs</em>, <em>**kwargs</em><big>)</big><a class="headerlink" href="#celery.messaging.TaskPublisher.delay_task_in_set" title="Permalink to this definition">¶</a></dt>
<dd>Delay a task which part of a task set.</dd></dl>

<dl class="method">
<dt id="celery.messaging.TaskPublisher.encoder">
<tt class="descname">encoder</tt><big>(</big><big>)</big><a class="headerlink" href="#celery.messaging.TaskPublisher.encoder" title="Permalink to this definition">¶</a></dt>
<dd><p>dumps(obj, protocol=0) &#8211; Return a string containing an object in pickle format.</p>
<p>See the Pickler docstring for the meaning of optional argument proto.</p>
</dd></dl>

<dl class="method">
<dt id="celery.messaging.TaskPublisher.requeue_task">
<tt class="descname">requeue_task</tt><big>(</big><em>task_name</em>, <em>task_id</em>, <em>task_args</em>, <em>task_kwargs</em>, <em>part_of_set=None</em>, <em>**kwargs</em><big>)</big><a class="headerlink" href="#celery.messaging.TaskPublisher.requeue_task" title="Permalink to this definition">¶</a></dt>
<dd>Requeue a failed task.</dd></dl>

</dd></dl>

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	  <h3>Contents</h3>
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<li class="toctree-l1"><a class="reference external" href="../introduction.html">celery - Distributed Task Queue for Django.</a></li>
<li class="toctree-l1"><a class="reference external" href="../faq.html">Frequently Asked Questions</a></li>
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<li class="toctree-l2"><a class="reference external" href="celery.task.html">Tasks - celery.task</a></li>
<li class="toctree-l2"><a class="reference external" href="celery.result.html">Task Result - celery.result</a></li>
<li class="toctree-l2"><a class="reference external" href="celery.registry.html">Task Registry - celery.registry</a></li>
<li class="toctree-l2"><a class="reference external" href="celery.discovery.html">Task Discovery - celery.discovery</a></li>
<li class="toctree-l2"><a class="reference external" href="celery.worker.html">Multiprocessing Worker - celery.worker</a></li>
<li class="toctree-l2"><a class="reference external" href="celery.pool.html">Task Pool - celery.pool</a></li>
<li class="toctree-l2"><a class="reference external" href="celery.backends.html">Backends - celery.backends</a></li>
<li class="toctree-l2"><a class="reference external" href="celery.backends.base.html">Backend: Base - celery.backends.base</a></li>
<li class="toctree-l2"><a class="reference external" href="celery.backends.database.html">Backend: Database - celery.backends.database</a></li>
<li class="toctree-l2"><a class="reference external" href="celery.backends.cache.html">Backend: Cache - celery.backends.cache</a></li>
<li class="toctree-l2"><a class="reference external" href="celery.backends.tyrant.html">Backend: Tokyo Tyrant - celery.backends.tyrant</a></li>
<li class="toctree-l2"><a class="reference external" href="celery.conf.html">Configuration - celery.conf</a></li>
<li class="toctree-l2"><a class="reference external" href="celery.datastructures.html">Datastructures - celery.datastructures</a></li>
<li class="toctree-l2"><a class="reference external" href="celery.log.html">Logging - celery.log</a></li>
<li class="toctree-l2"><a class="reference external" href="celery.managers.html">Django Model Managers - celery.managers</a></li>
<li class="toctree-l2"><a class="reference external" href="celery.models.html">Django Models - celery.models</a></li>
<li class="toctree-l2 current"><a class="current reference external" href="">Messaging - celery.messaging</a></li>
<li class="toctree-l2"><a class="reference external" href="celery.timer.html">Timers - celery.timer</a></li>
<li class="toctree-l2"><a class="reference external" href="celery.bin.celeryd.html">Celery Worker Daemon - celery.bin.celeryd</a></li>
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<li class="toctree-l1"><a class="reference external" href="../changelog.html">Change history</a></li>
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