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  <div class="section" id="module-celery.datastructures">
<h1>Datastructures - celery.datastructures<a class="headerlink" href="#module-celery.datastructures" title="Permalink to this headline">¶</a></h1>
<p>celery.datastructures</p>
<dl class="class">
<dt id="celery.datastructures.PositionQueue">
<em class="property">
class </em><tt class="descclassname">celery.datastructures.</tt><tt class="descname">PositionQueue</tt><big>(</big><em>length</em><big>)</big><a class="headerlink" href="#celery.datastructures.PositionQueue" title="Permalink to this definition">¶</a></dt>
<dd><p>A positional queue with filled/unfilled slots.</p>
<dl class="class">
<dt id="celery.datastructures.PositionQueue.UnfilledPosition">
<em class="property">
class </em><tt class="descname">UnfilledPosition</tt><big>(</big><em>position</em><big>)</big><a class="headerlink" href="#celery.datastructures.PositionQueue.UnfilledPosition" title="Permalink to this definition">¶</a></dt>
<dd>Describes an unfilled slot.</dd></dl>

<dl class="attribute">
<dt id="celery.datastructures.PositionQueue.filled">
<tt class="descclassname">PositionQueue.</tt><tt class="descname">filled</tt><a class="headerlink" href="#celery.datastructures.PositionQueue.filled" title="Permalink to this definition">¶</a></dt>
<dd>Returns the filled slots as a list.</dd></dl>

<dl class="method">
<dt id="celery.datastructures.PositionQueue.full">
<tt class="descclassname">PositionQueue.</tt><tt class="descname">full</tt><big>(</big><big>)</big><a class="headerlink" href="#celery.datastructures.PositionQueue.full" title="Permalink to this definition">¶</a></dt>
<dd>Returns <tt class="xref docutils literal"><span class="pre">True</span></tt> if all the positions has been filled.</dd></dl>

</dd></dl>

<dl class="class">
<dt id="celery.datastructures.TaskProcessQueue">
<em class="property">
class </em><tt class="descclassname">celery.datastructures.</tt><tt class="descname">TaskProcessQueue</tt><big>(</big><em>limit</em>, <em>logger=None</em>, <em>done_msg=None</em><big>)</big><a class="headerlink" href="#celery.datastructures.TaskProcessQueue" title="Permalink to this definition">¶</a></dt>
<dd>Queue of running child processes, which starts waiting for the
processes to finish when the queue limit is reached.</dd></dl>

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