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  <div class="section" id="module-celery.loaders.base">
<h1>Loader Base Classes - celery.loaders.base<a class="headerlink" href="#module-celery.loaders.base" title="Permalink to this headline">¶</a></h1>
<dl class="class">
<dt id="celery.loaders.base.BaseLoader">
<em class="property">
class </em><tt class="descclassname">celery.loaders.base.</tt><tt class="descname">BaseLoader</tt><a class="headerlink" href="#celery.loaders.base.BaseLoader" title="Permalink to this definition">¶</a></dt>
<dd><p>The base class for loaders.</p>
<p>Loaders handles to following things:</p>
<ul>
<li><p class="first">Reading celery client/worker configurations.</p>
</li>
<li><dl class="first docutils">
<dt>What happens when a task starts?</dt>
<dd><p class="first last">See <a title="celery.loaders.base.BaseLoader.on_task_init" class="reference internal" href="#celery.loaders.base.BaseLoader.on_task_init"><tt class="xref docutils literal"><span class="pre">on_task_init()</span></tt></a>.</p>
</dd>
</dl>
</li>
<li><dl class="first docutils">
<dt>What happens when the worker starts?</dt>
<dd><p class="first last">See <a title="celery.loaders.base.BaseLoader.on_worker_init" class="reference internal" href="#celery.loaders.base.BaseLoader.on_worker_init"><tt class="xref docutils literal"><span class="pre">on_worker_init()</span></tt></a>.</p>
</dd>
</dl>
</li>
<li><p class="first">What modules are imported to find tasks?</p>
</li>
</ul>
<dl class="attribute">
<dt id="celery.loaders.base.BaseLoader.conf">
<tt class="descname">conf</tt><a class="headerlink" href="#celery.loaders.base.BaseLoader.conf" title="Permalink to this definition">¶</a></dt>
<dd>Loader configuration.</dd></dl>

<dl class="method">
<dt id="celery.loaders.base.BaseLoader.on_task_init">
<tt class="descname">on_task_init</tt><big>(</big><em>task_id</em>, <em>task</em><big>)</big><a class="headerlink" href="#celery.loaders.base.BaseLoader.on_task_init" title="Permalink to this definition">¶</a></dt>
<dd>This method is called before a task is executed.</dd></dl>

<dl class="method">
<dt id="celery.loaders.base.BaseLoader.on_worker_init">
<tt class="descname">on_worker_init</tt><big>(</big><big>)</big><a class="headerlink" href="#celery.loaders.base.BaseLoader.on_worker_init" title="Permalink to this definition">¶</a></dt>
<dd>This method is called when the worker (<tt class="docutils literal"><span class="pre">celeryd</span></tt>) starts.</dd></dl>

</dd></dl>

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