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<a href="https://github.com/labmlai/annotated_deep_learning_paper_implementations/tree/master/labml_nn/neox/evaluation/half_precision.py" target="_blank">
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View code on Github</a>
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<a href='#section-0'>#</a>
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<h1>Evaluate GPT-NeoX using LLM.int8() quantization on test suite</h1>
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<p>This code evaluate <a href="../index.html">GPT-NeoX</a> using, on a suite of tasks.</p>
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</div>
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<div class='code'>
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<div class="highlight"><pre><span class="lineno">12</span><span></span><span class="kn">import</span> <span class="nn">argparse</span>
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<span class="lineno">13</span>
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<span class="lineno">14</span><span class="kn">import</span> <span class="nn">torch</span>
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<span class="lineno">15</span><span class="kn">from</span> <span class="nn">torch</span> <span class="kn">import</span> <span class="n">nn</span>
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<span class="lineno">16</span>
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<span class="lineno">17</span><span class="kn">from</span> <span class="nn">labml_nn.neox.evaluation</span> <span class="kn">import</span> <span class="n">run_eval_harness</span>
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<span class="lineno">18</span><span class="kn">from</span> <span class="nn">labml_nn.neox.model</span> <span class="kn">import</span> <span class="n">LayerGenerator</span></pre></div>
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</div>
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</div>
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<div class='section' id='section-1'>
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<div class='docs'>
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<div class='section-link'>
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<a href='#section-1'>#</a>
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</div>
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</div>
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<div class='code'>
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<div class="highlight"><pre><span class="lineno">21</span><span class="k">def</span> <span class="nf">main</span><span class="p">():</span></pre></div>
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</div>
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</div>
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<div class='section' id='section-2'>
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<div class='docs'>
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<div class='section-link'>
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<a href='#section-2'>#</a>
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</div>
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<p>Argument parser </p>
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</div>
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<div class='code'>
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<div class="highlight"><pre><span class="lineno">23</span> <span class="n">parser</span> <span class="o">=</span> <span class="n">argparse</span><span class="o">.</span><span class="n">ArgumentParser</span><span class="p">()</span>
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<span class="lineno">24</span>
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<span class="lineno">25</span> <span class="n">parser</span><span class="o">.</span><span class="n">add_argument</span><span class="p">(</span><span class="s2">"--flash"</span><span class="p">,</span> <span class="n">action</span><span class="o">=</span><span class="s1">'store_true'</span><span class="p">,</span> <span class="n">help</span><span class="o">=</span><span class="s2">"whether to use Flash Attention"</span><span class="p">)</span>
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<span class="lineno">26</span>
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<span class="lineno">27</span> <span class="n">opt</span> <span class="o">=</span> <span class="n">parser</span><span class="o">.</span><span class="n">parse_args</span><span class="p">()</span></pre></div>
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</div>
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</div>
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<div class='section' id='section-3'>
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<div class='docs'>
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<div class='section-link'>
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<a href='#section-3'>#</a>
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</div>
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<p>Device </p>
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</div>
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<div class='code'>
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<div class="highlight"><pre><span class="lineno">30</span> <span class="n">device</span> <span class="o">=</span> <span class="n">torch</span><span class="o">.</span><span class="n">device</span><span class="p">(</span><span class="s1">'cuda:0'</span><span class="p">)</span></pre></div>
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</div>
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</div>
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<div class='section' id='section-4'>
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<div class='docs'>
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<div class='section-link'>
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<a href='#section-4'>#</a>
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</div>
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<p>Load layers </p>
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</div>
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<div class='code'>
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<div class="highlight"><pre><span class="lineno">32</span> <span class="n">layers</span> <span class="o">=</span> <span class="nb">list</span><span class="p">(</span><span class="n">LayerGenerator</span><span class="p">(</span><span class="n">is_clone_layers</span><span class="o">=</span><span class="kc">True</span><span class="p">,</span>
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<span class="lineno">33</span> <span class="n">filter_layers</span><span class="o">=</span><span class="kc">None</span><span class="p">,</span>
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<span class="lineno">34</span> <span class="n">dtype</span><span class="o">=</span><span class="n">torch</span><span class="o">.</span><span class="n">float16</span><span class="p">,</span>
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<span class="lineno">35</span> <span class="n">device</span><span class="o">=</span><span class="n">device</span><span class="p">,</span>
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<span class="lineno">36</span> <span class="n">is_flash_attention</span><span class="o">=</span><span class="n">opt</span><span class="o">.</span><span class="n">flash</span><span class="p">,</span>
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<span class="lineno">37</span> <span class="p">)</span><span class="o">.</span><span class="n">load</span><span class="p">())</span></pre></div>
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</div>
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</div>
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<div class='section' id='section-5'>
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<div class='docs'>
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<div class='section-link'>
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<a href='#section-5'>#</a>
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</div>
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<p>Create <code class="highlight"><span></span><span class="n">nn</span><span class="o">.</span><span class="n">Sequential</span></code>
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model </p>
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</div>
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<div class='code'>
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<div class="highlight"><pre><span class="lineno">40</span> <span class="n">model</span> <span class="o">=</span> <span class="n">nn</span><span class="o">.</span><span class="n">Sequential</span><span class="p">(</span><span class="o">*</span><span class="n">layers</span><span class="p">)</span></pre></div>
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</div>
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</div>
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<div class='section' id='section-6'>
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<div class='docs'>
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<div class='section-link'>
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<a href='#section-6'>#</a>
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</div>
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<p>Run <a href="index.html">evaluation harness</a> </p>
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</div>
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<div class='code'>
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<div class="highlight"><pre><span class="lineno">43</span> <span class="nb">print</span><span class="p">(</span><span class="n">run_eval_harness</span><span class="p">(</span><span class="n">model</span><span class="p">,</span> <span class="s1">'half_precision'</span><span class="p">,</span> <span class="p">[</span><span class="s1">'lambada'</span><span class="p">],</span> <span class="n">device</span><span class="p">))</span></pre></div>
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</div>
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</div>
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<div class='section' id='section-7'>
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<div class='docs'>
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<div class='section-link'>
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<a href='#section-7'>#</a>
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</div>
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<p> </p>
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</div>
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<div class='code'>
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<div class="highlight"><pre><span class="lineno">47</span><span class="k">if</span> <span class="vm">__name__</span> <span class="o">==</span> <span class="s1">'__main__'</span><span class="p">:</span>
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<span class="lineno">48</span> <span class="n">main</span><span class="p">()</span></pre></div>
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