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<div class="section" id="module-torch.accelerator">
<span id="torch-accelerator"></span><h1>torch.accelerator<a class="headerlink" href="#module-torch.accelerator" title="Permalink to this heading">¶</a></h1>
<p>This package introduces support for the current <a class="reference internal" href="torch.html#accelerators"><span class="std std-ref">accelerator</span></a> in python.</p>
<table class="autosummary longtable docutils colwidths-auto align-default">
<tbody>
<tr class="row-odd"><td><p><p id="torch.accelerator.device_count"/><a class="reference internal" href="generated/torch.accelerator.device_count.html#torch.accelerator.device_count" title="torch.accelerator.device_count"><code class="xref py py-obj docutils literal notranslate"><span class="pre">device_count</span></code></a></p></td>
<td><p>Return the number of current <a class="reference internal" href="torch.html#accelerators"><span class="std std-ref">accelerator</span></a> available.</p></td>
</tr>
<tr class="row-even"><td><p><p id="torch.accelerator.is_available"/><a class="reference internal" href="generated/torch.accelerator.is_available.html#torch.accelerator.is_available" title="torch.accelerator.is_available"><code class="xref py py-obj docutils literal notranslate"><span class="pre">is_available</span></code></a></p></td>
<td><p>Check if the current accelerator is available at runtime: it was build, all the required drivers are available and at least one device is visible.</p></td>
</tr>
<tr class="row-odd"><td><p><p id="torch.accelerator.current_accelerator"/><a class="reference internal" href="generated/torch.accelerator.current_accelerator.html#torch.accelerator.current_accelerator" title="torch.accelerator.current_accelerator"><code class="xref py py-obj docutils literal notranslate"><span class="pre">current_accelerator</span></code></a></p></td>
<td><p>Return the device of the accelerator available at compilation time.</p></td>
</tr>
<tr class="row-even"><td><p><p id="torch.accelerator.set_device_index"/><a class="reference internal" href="generated/torch.accelerator.set_device_index.html#torch.accelerator.set_device_index" title="torch.accelerator.set_device_index"><code class="xref py py-obj docutils literal notranslate"><span class="pre">set_device_index</span></code></a></p></td>
<td><p>Set the current device index to a given device.</p></td>
</tr>
<tr class="row-odd"><td><p><p id="torch.accelerator.set_device_idx"/><a class="reference internal" href="generated/torch.accelerator.set_device_idx.html#torch.accelerator.set_device_idx" title="torch.accelerator.set_device_idx"><code class="xref py py-obj docutils literal notranslate"><span class="pre">set_device_idx</span></code></a></p></td>
<td><p>Set the current device index to a given device.</p></td>
</tr>
<tr class="row-even"><td><p><p id="torch.accelerator.current_device_index"/><a class="reference internal" href="generated/torch.accelerator.current_device_index.html#torch.accelerator.current_device_index" title="torch.accelerator.current_device_index"><code class="xref py py-obj docutils literal notranslate"><span class="pre">current_device_index</span></code></a></p></td>
<td><p>Return the index of a currently selected device for the current <a class="reference internal" href="torch.html#accelerators"><span class="std std-ref">accelerator</span></a>.</p></td>
</tr>
<tr class="row-odd"><td><p><p id="torch.accelerator.current_device_idx"/><a class="reference internal" href="generated/torch.accelerator.current_device_idx.html#torch.accelerator.current_device_idx" title="torch.accelerator.current_device_idx"><code class="xref py py-obj docutils literal notranslate"><span class="pre">current_device_idx</span></code></a></p></td>
<td><p>Return the index of a currently selected device for the current <a class="reference internal" href="torch.html#accelerators"><span class="std std-ref">accelerator</span></a>.</p></td>
</tr>
<tr class="row-even"><td><p><p id="torch.accelerator.set_stream"/><a class="reference internal" href="generated/torch.accelerator.set_stream.html#torch.accelerator.set_stream" title="torch.accelerator.set_stream"><code class="xref py py-obj docutils literal notranslate"><span class="pre">set_stream</span></code></a></p></td>
<td><p>Set the current stream to a given stream.</p></td>
</tr>
<tr class="row-odd"><td><p><p id="torch.accelerator.current_stream"/><a class="reference internal" href="generated/torch.accelerator.current_stream.html#torch.accelerator.current_stream" title="torch.accelerator.current_stream"><code class="xref py py-obj docutils literal notranslate"><span class="pre">current_stream</span></code></a></p></td>
<td><p>Return the currently selected stream for a given device.</p></td>
</tr>
<tr class="row-even"><td><p><p id="torch.accelerator.synchronize"/><a class="reference internal" href="generated/torch.accelerator.synchronize.html#torch.accelerator.synchronize" title="torch.accelerator.synchronize"><code class="xref py py-obj docutils literal notranslate"><span class="pre">synchronize</span></code></a></p></td>
<td><p>Wait for all kernels in all streams on the given device to complete.</p></td>
</tr>
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