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  <section id="coroutine-objects">
<span id="coro-objects"></span><h1>Coroutine Objects<a class="headerlink" href="#coroutine-objects" title="Permalink to this headline">¶</a></h1>
<div class="versionadded">
<p><span class="versionmodified added">New in version 3.5.</span></p>
</div>
<p>Coroutine objects are what functions declared with an <code class="docutils literal notranslate"><span class="pre">async</span></code> keyword
return.</p>
<dl class="c type">
<dt class="sig sig-object c" id="c.PyCoroObject">
<span class="k"><span class="pre">type</span></span><span class="w"> </span><span class="sig-name descname"><span class="n"><span class="pre">PyCoroObject</span></span></span><a class="headerlink" href="#c.PyCoroObject" title="Permalink to this definition">¶</a><br /></dt>
<dd><p>The C structure used for coroutine objects.</p>
</dd></dl>

<dl class="c var">
<dt class="sig sig-object c" id="c.PyCoro_Type">
<a class="reference internal" href="type.html#c.PyTypeObject" title="PyTypeObject"><span class="n"><span class="pre">PyTypeObject</span></span></a><span class="w"> </span><span class="sig-name descname"><span class="n"><span class="pre">PyCoro_Type</span></span></span><a class="headerlink" href="#c.PyCoro_Type" title="Permalink to this definition">¶</a><br /></dt>
<dd><p>The type object corresponding to coroutine objects.</p>
</dd></dl>

<dl class="c function">
<dt class="sig sig-object c" id="c.PyCoro_CheckExact">
<span class="kt"><span class="pre">int</span></span><span class="w"> </span><span class="sig-name descname"><span class="n"><span class="pre">PyCoro_CheckExact</span></span></span><span class="sig-paren">(</span><a class="reference internal" href="structures.html#c.PyObject" title="PyObject"><span class="n"><span class="pre">PyObject</span></span></a><span class="w"> </span><span class="p"><span class="pre">*</span></span><span class="n"><span class="pre">ob</span></span><span class="sig-paren">)</span><a class="headerlink" href="#c.PyCoro_CheckExact" title="Permalink to this definition">¶</a><br /></dt>
<dd><p>Return true if <em>ob</em>’s type is <a class="reference internal" href="#c.PyCoro_Type" title="PyCoro_Type"><code class="xref c c-type docutils literal notranslate"><span class="pre">PyCoro_Type</span></code></a>; <em>ob</em> must not be <code class="docutils literal notranslate"><span class="pre">NULL</span></code>.
This function always succeeds.</p>
</dd></dl>

<dl class="c function">
<dt class="sig sig-object c" id="c.PyCoro_New">
<a class="reference internal" href="structures.html#c.PyObject" title="PyObject"><span class="n"><span class="pre">PyObject</span></span></a><span class="w"> </span><span class="p"><span class="pre">*</span></span><span class="sig-name descname"><span class="n"><span class="pre">PyCoro_New</span></span></span><span class="sig-paren">(</span><a class="reference internal" href="veryhigh.html#c.PyFrameObject" title="PyFrameObject"><span class="n"><span class="pre">PyFrameObject</span></span></a><span class="w"> </span><span class="p"><span class="pre">*</span></span><span class="n"><span class="pre">frame</span></span>, <a class="reference internal" href="structures.html#c.PyObject" title="PyObject"><span class="n"><span class="pre">PyObject</span></span></a><span class="w"> </span><span class="p"><span class="pre">*</span></span><span class="n"><span class="pre">name</span></span>, <a class="reference internal" href="structures.html#c.PyObject" title="PyObject"><span class="n"><span class="pre">PyObject</span></span></a><span class="w"> </span><span class="p"><span class="pre">*</span></span><span class="n"><span class="pre">qualname</span></span><span class="sig-paren">)</span><a class="headerlink" href="#c.PyCoro_New" title="Permalink to this definition">¶</a><br /></dt>
<dd><em class="refcount">Return value: New reference.</em><p>Create and return a new coroutine object based on the <em>frame</em> object,
with <code class="docutils literal notranslate"><span class="pre">__name__</span></code> and <code class="docutils literal notranslate"><span class="pre">__qualname__</span></code> set to <em>name</em> and <em>qualname</em>.
A reference to <em>frame</em> is stolen by this function.  The <em>frame</em> argument
must not be <code class="docutils literal notranslate"><span class="pre">NULL</span></code>.</p>
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