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<a class="parent" href="index.html">neox</a>
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<a href="https://github.com/labmlai/annotated_deep_learning_paper_implementations/tree/master/labml_nn/neox/checkpoint.py" target="_blank">
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View code on Github</a>
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<div class='section' id='section-0'>
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<div class='docs doc-strings'>
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<div class='section-link'>
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<a href='#section-0'>#</a>
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</div>
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<h1>GPT-neox 检查点</h1>
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</div>
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<div class='code'>
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<div class="highlight"><pre><span class="lineno">11</span><span></span><span class="kn">from</span> <span class="nn">typing</span> <span class="kn">import</span> <span class="n">Dict</span><span class="p">,</span> <span class="n">Union</span><span class="p">,</span> <span class="n">Tuple</span>
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<span class="lineno">12</span>
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<span class="lineno">13</span><span class="kn">import</span> <span class="nn">torch</span>
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<span class="lineno">14</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">15</span>
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<span class="lineno">16</span><span class="kn">from</span> <span class="nn">labml</span> <span class="kn">import</span> <span class="n">monit</span><span class="p">,</span> <span class="n">lab</span><span class="p">,</span> <span class="n">logger</span>
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<span class="lineno">17</span><span class="kn">from</span> <span class="nn">labml.logger</span> <span class="kn">import</span> <span class="n">Text</span><span class="p">,</span> <span class="n">inspect</span>
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<span class="lineno">18</span><span class="kn">from</span> <span class="nn">labml.utils.download</span> <span class="kn">import</span> <span class="n">download_file</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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<p>家长网址</p>
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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="n">CHECKPOINTS_URL</span> <span class="o">=</span> <span class="s1">'https://mystic.the-eye.eu/public/AI/models/GPT-NeoX-20B/slim_weights/'</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>下载路径</p>
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</div>
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<div class='code'>
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<div class="highlight"><pre><span class="lineno">24</span><span class="n">CHECKPOINTS_DOWNLOAD_PATH</span> <span class="o">=</span> <span class="n">lab</span><span class="o">.</span><span class="n">get_data_path</span><span class="p">()</span> <span class="o">/</span> <span class="s1">'neox_fast'</span> <span class="o">/</span> <span class="s1">'slim_weights'</span>
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<span class="lineno">25</span><span class="k">if</span> <span class="ow">not</span> <span class="n">CHECKPOINTS_DOWNLOAD_PATH</span><span class="o">.</span><span class="n">exists</span><span class="p">():</span>
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<span class="lineno">26</span> <span class="n">CHECKPOINTS_DOWNLOAD_PATH</span> <span class="o">=</span> <span class="n">lab</span><span class="o">.</span><span class="n">get_data_path</span><span class="p">()</span> <span class="o">/</span> <span class="s1">'neox'</span> <span class="o">/</span> <span class="s1">'slim_weights'</span>
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<span class="lineno">27</span><span class="n">inspect</span><span class="p">(</span><span class="n">neox_checkpoint_path</span><span class="o">=</span><span class="n">CHECKPOINTS_DOWNLOAD_PATH</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 doc-strings'>
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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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<h3>获取要下载的文件</h3>
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<ul><p><em>返回</em>要下载的文件列表</p></ul>
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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="k">def</span> <span class="nf">get_files_to_download</span><span class="p">(</span><span class="n">n_layers</span><span class="p">:</span> <span class="nb">int</span> <span class="o">=</span> <span class="mi">44</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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</div>
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<div class='code'>
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<div class="highlight"><pre><span class="lineno">36</span> <span class="n">layers</span> <span class="o">=</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>嵌入层</p>
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</div>
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<div class='code'>
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<div class="highlight"><pre><span class="lineno">38</span> <span class="p">[</span><span class="mi">0</span><span class="p">]</span> <span class="o">+</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>变压器层</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="nb">list</span><span class="p">(</span><span class="nb">range</span><span class="p">(</span><span class="mi">2</span><span class="p">,</span> <span class="mi">2</span> <span class="o">+</span> <span class="n">n_layers</span><span class="p">))</span> <span class="o">+</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>最终归一化层和读出层</p>
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</div>
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<div class='code'>
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<div class="highlight"><pre><span class="lineno">42</span> <span class="p">[</span><span class="mi">47</span><span class="p">,</span> <span class="mi">48</span><span class="p">]</span>
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<span class="lineno">43</span> <span class="p">)</span>
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<span class="lineno">44</span>
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<span class="lineno">45</span> <span class="k">return</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-8'>
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<div class='docs'>
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<div class='section-link'>
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<a href='#section-8'>#</a>
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</div>
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<p>词汇和配置</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="p">[</span><span class="s1">'20B_tokenizer.json'</span><span class="p">,</span> <span class="s1">'configs/20B.yml'</span><span class="p">,</span> <span class="s1">'latest'</span><span class="p">]</span> <span class="o">+</span></pre></div>
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</div>
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</div>
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<div class='section' id='section-9'>
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<div class='docs'>
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<div class='section-link'>
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<a href='#section-9'>#</a>
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</div>
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<p>图层检查点</p>
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</div>
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<div class='code'>
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<div class="highlight"><pre><span class="lineno">49</span> <span class="p">[</span><span class="sa">f</span><span class="s1">'global_step150000/layer_</span><span class="si">{</span><span class="n">i</span> <span class="si">:</span><span class="s1">02d</span><span class="si">}</span><span class="s1">-model_</span><span class="si">{</span><span class="n">p</span> <span class="si">:</span><span class="s1">02d</span><span class="si">}</span><span class="s1">-model_states.pt'</span> <span class="k">for</span> <span class="n">i</span> <span class="ow">in</span> <span class="n">layers</span> <span class="k">for</span> <span class="n">p</span> <span class="ow">in</span> <span class="nb">range</span><span class="p">(</span><span class="mi">2</span><span class="p">)]</span> <span class="o">+</span></pre></div>
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</div>
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</div>
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<div class='section' id='section-10'>
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<div class='docs'>
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<div class='section-link'>
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<a href='#section-10'>#</a>
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</div>
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<p>空状态（未使用）</p>
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</div>
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<div class='code'>
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<div class="highlight"><pre><span class="lineno">51</span> <span class="p">[</span><span class="sa">f</span><span class="s1">'global_step150000/mp_rank_</span><span class="si">{</span><span class="n">i</span> <span class="si">:</span><span class="s1">02d</span><span class="si">}</span><span class="s1">_model_states.pt'</span> <span class="k">for</span> <span class="n">i</span> <span class="ow">in</span> <span class="nb">range</span><span class="p">(</span><span class="mi">8</span><span class="p">)]</span>
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<span class="lineno">52</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-11'>
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<div class='docs doc-strings'>
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<div class='section-link'>
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<a href='#section-11'>#</a>
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</div>
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<h2>下载所有检查点文件</h2>
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</div>
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<div class='code'>
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<div class="highlight"><pre><span class="lineno">55</span><span class="k">def</span> <span class="nf">download</span><span class="p">(</span><span class="n">n_layers</span><span class="p">:</span> <span class="nb">int</span> <span class="o">=</span> <span class="mi">44</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-12'>
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<div class='docs'>
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<div class='section-link'>
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<a href='#section-12'>#</a>
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</div>
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<p>获取要下载的文件</p>
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</div>
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<div class='code'>
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<div class="highlight"><pre><span class="lineno">61</span> <span class="n">files</span> <span class="o">=</span> <span class="n">get_files_to_download</span><span class="p">(</span><span class="n">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-13'>
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<div class='docs'>
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<div class='section-link'>
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<a href='#section-13'>#</a>
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</div>
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<p>迭代</p>
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</div>
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<div class='code'>
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<div class="highlight"><pre><span class="lineno">64</span> <span class="k">for</span> <span class="n">i</span><span class="p">,</span> <span class="n">f</span> <span class="ow">in</span> <span class="n">monit</span><span class="o">.</span><span class="n">enum</span><span class="p">(</span><span class="s1">'Download All'</span><span class="p">,</span> <span class="n">files</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-14'>
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<div class='docs'>
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<div class='section-link'>
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<a href='#section-14'>#</a>
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</div>
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<p>日志</p>
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</div>
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<div class='code'>
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<div class="highlight"><pre><span class="lineno">66</span> <span class="n">logger</span><span class="o">.</span><span class="n">log</span><span class="p">([</span><span class="s1">'Downloading '</span><span class="p">,</span> <span class="p">(</span><span class="sa">f</span><span class="s1">'</span><span class="si">{</span><span class="n">i</span> <span class="o">+</span> <span class="mi">1</span> <span class="si">:</span><span class="s1">3d</span><span class="si">}</span><span class="s1">/</span><span class="si">{</span><span class="nb">len</span><span class="p">(</span><span class="n">files</span><span class="p">)</span><span class="si">}</span><span class="s1">'</span><span class="p">,</span> <span class="n">Text</span><span class="o">.</span><span class="n">meta</span><span class="p">),</span> <span class="s1">': '</span><span class="p">,</span> <span class="p">(</span><span class="n">f</span><span class="p">,</span> <span class="n">Text</span><span class="o">.</span><span class="n">value</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-15'>
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<div class='docs'>
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<div class='section-link'>
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<a href='#section-15'>#</a>
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</div>
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<p>下载</p>
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</div>
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<div class='code'>
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<div class="highlight"><pre><span class="lineno">68</span> <span class="n">download_file</span><span class="p">(</span><span class="n">CHECKPOINTS_URL</span> <span class="o">+</span> <span class="n">f</span><span class="p">,</span> <span class="n">CHECKPOINTS_DOWNLOAD_PATH</span> <span class="o">/</span> <span class="n">f</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-16'>
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<div class='docs doc-strings'>
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<div class='section-link'>
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<a href='#section-16'>#</a>
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</div>
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<h3>加载一对检查点文件</h3>
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<ul><li><code class="highlight"><span></span><span class="n">files</span></code>
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一对要加载的文件</li>
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<p><em>返回</em>加载的参数张量</p></ul>
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</div>
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<div class='code'>
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<div class="highlight"><pre><span class="lineno">71</span><span class="k">def</span> <span class="nf">load_checkpoint_files</span><span class="p">(</span><span class="n">files</span><span class="p">:</span> <span class="n">Tuple</span><span class="p">[</span><span class="nb">str</span><span class="p">,</span> <span class="nb">str</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-17'>
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<div class='docs'>
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<div class='section-link'>
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<a href='#section-17'>#</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">78</span> <span class="n">checkpoint_path</span> <span class="o">=</span> <span class="n">CHECKPOINTS_DOWNLOAD_PATH</span> <span class="o">/</span> <span class="s1">'global_step150000'</span>
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<span class="lineno">79</span> <span class="k">with</span> <span class="n">monit</span><span class="o">.</span><span class="n">section</span><span class="p">(</span><span class="s1">'Load checkpoint'</span><span class="p">):</span>
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<span class="lineno">80</span> <span class="n">data</span> <span class="o">=</span> <span class="p">[</span><span class="n">torch</span><span class="o">.</span><span class="n">load</span><span class="p">(</span><span class="n">checkpoint_path</span> <span class="o">/</span> <span class="n">f</span><span class="p">)</span> <span class="k">for</span> <span class="n">f</span> <span class="ow">in</span> <span class="n">files</span><span class="p">]</span>
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<span class="lineno">81</span>
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<span class="lineno">82</span> <span class="k">return</span> <span class="n">data</span></pre></div>
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</div>
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</div>
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<div class='section' id='section-18'>
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<div class='docs doc-strings'>
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<div class='section-link'>
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<a href='#section-18'>#</a>
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</div>
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<h3>通过合并沿第一维度的分区来加载参数</h3>
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<ul><li><code class="highlight"><span></span><span class="n">param</span></code>
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是参数</li>
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<li><code class="highlight"><span></span><span class="n">key</span></code>
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是参数的名称</li>
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<li><code class="highlight"><span></span><span class="n">p1</span></code>
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第一个分区字典</li>
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<li><code class="highlight"><span></span><span class="n">p2</span></code>
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第二个分区字典</li></ul>
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</div>
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<div class='code'>
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<div class="highlight"><pre><span class="lineno">85</span><span class="k">def</span> <span class="nf">merge_params_dim_0</span><span class="p">(</span><span class="n">param</span><span class="p">:</span> <span class="n">Union</span><span class="p">[</span><span class="n">nn</span><span class="o">.</span><span class="n">Parameter</span><span class="p">,</span> <span class="n">torch</span><span class="o">.</span><span class="n">Tensor</span><span class="p">],</span> <span class="n">key</span><span class="p">:</span> <span class="nb">str</span><span class="p">,</span> <span class="n">p1</span><span class="p">:</span> <span class="n">Dict</span><span class="p">[</span><span class="nb">str</span><span class="p">,</span> <span class="n">torch</span><span class="o">.</span><span class="n">Tensor</span><span class="p">],</span>
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<span class="lineno">86</span> <span class="n">p2</span><span class="p">:</span> <span class="n">Dict</span><span class="p">[</span><span class="nb">str</span><span class="p">,</span> <span class="n">torch</span><span class="o">.</span><span class="n">Tensor</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-19'>
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<div class='docs'>
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<div class='section-link'>
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<a href='#section-19'>#</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">95</span> <span class="n">w1</span><span class="p">,</span> <span class="n">w2</span> <span class="o">=</span> <span class="n">p1</span><span class="p">[</span><span class="n">key</span><span class="p">],</span> <span class="n">p2</span><span class="p">[</span><span class="n">key</span><span class="p">]</span>
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<span class="lineno">96</span> <span class="n">param</span><span class="o">.</span><span class="n">data</span><span class="p">[:</span><span class="n">w1</span><span class="o">.</span><span class="n">shape</span><span class="p">[</span><span class="mi">0</span><span class="p">]]</span> <span class="o">=</span> <span class="n">w1</span>
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<span class="lineno">97</span> <span class="n">param</span><span class="o">.</span><span class="n">data</span><span class="p">[</span><span class="n">w1</span><span class="o">.</span><span class="n">shape</span><span class="p">[</span><span class="mi">0</span><span class="p">]:]</span> <span class="o">=</span> <span class="n">w2</span></pre></div>
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</div>
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</div>
|
|
<div class='section' id='section-20'>
|
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<div class='docs doc-strings'>
|
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<div class='section-link'>
|
|
<a href='#section-20'>#</a>
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</div>
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|
<h3>通过合并第二维度的分区来加载参数</h3>
|
|
<ul><li><code class="highlight"><span></span><span class="n">param</span></code>
|
|
是参数</li>
|
|
<li><code class="highlight"><span></span><span class="n">key</span></code>
|
|
是参数的名称</li>
|
|
<li><code class="highlight"><span></span><span class="n">p1</span></code>
|
|
第一个分区字典</li>
|
|
<li><code class="highlight"><span></span><span class="n">p2</span></code>
|
|
第二个分区字典</li></ul>
|
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|
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</div>
|
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<div class='code'>
|
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<div class="highlight"><pre><span class="lineno">100</span><span class="k">def</span> <span class="nf">merge_params_dim_1</span><span class="p">(</span><span class="n">param</span><span class="p">:</span> <span class="n">Union</span><span class="p">[</span><span class="n">nn</span><span class="o">.</span><span class="n">Parameter</span><span class="p">,</span> <span class="n">torch</span><span class="o">.</span><span class="n">Tensor</span><span class="p">],</span> <span class="n">key</span><span class="p">:</span> <span class="nb">str</span><span class="p">,</span> <span class="n">p1</span><span class="p">:</span> <span class="n">Dict</span><span class="p">[</span><span class="nb">str</span><span class="p">,</span> <span class="n">torch</span><span class="o">.</span><span class="n">Tensor</span><span class="p">],</span>
|
|
<span class="lineno">101</span> <span class="n">p2</span><span class="p">:</span> <span class="n">Dict</span><span class="p">[</span><span class="nb">str</span><span class="p">,</span> <span class="n">torch</span><span class="o">.</span><span class="n">Tensor</span><span class="p">]):</span></pre></div>
|
|
</div>
|
|
</div>
|
|
<div class='section' id='section-21'>
|
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<div class='docs'>
|
|
<div class='section-link'>
|
|
<a href='#section-21'>#</a>
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</div>
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|
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|
</div>
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<div class='code'>
|
|
<div class="highlight"><pre><span class="lineno">110</span> <span class="n">w1</span><span class="p">,</span> <span class="n">w2</span> <span class="o">=</span> <span class="n">p1</span><span class="p">[</span><span class="n">key</span><span class="p">],</span> <span class="n">p2</span><span class="p">[</span><span class="n">key</span><span class="p">]</span>
|
|
<span class="lineno">111</span> <span class="n">param</span><span class="o">.</span><span class="n">data</span><span class="p">[:,</span> <span class="p">:</span><span class="n">w1</span><span class="o">.</span><span class="n">shape</span><span class="p">[</span><span class="mi">1</span><span class="p">]]</span> <span class="o">=</span> <span class="n">w1</span>
|
|
<span class="lineno">112</span> <span class="n">param</span><span class="o">.</span><span class="n">data</span><span class="p">[:,</span> <span class="n">w1</span><span class="o">.</span><span class="n">shape</span><span class="p">[</span><span class="mi">1</span><span class="p">]:]</span> <span class="o">=</span> <span class="n">w2</span></pre></div>
|
|
</div>
|
|
</div>
|
|
<div class='section' id='section-22'>
|
|
<div class='docs doc-strings'>
|
|
<div class='section-link'>
|
|
<a href='#section-22'>#</a>
|
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</div>
|
|
<h3>加载未分区的参数</h3>
|
|
<p>这会进行健全性检查，以使用两个分区是相同的</p>
|
|
<ul><li><code class="highlight"><span></span><span class="n">param</span></code>
|
|
是参数</li>
|
|
<li><code class="highlight"><span></span><span class="n">key</span></code>
|
|
是参数的名称</li>
|
|
<li><code class="highlight"><span></span><span class="n">p1</span></code>
|
|
第一个分区字典</li>
|
|
<li><code class="highlight"><span></span><span class="n">p2</span></code>
|
|
第二个分区字典</li></ul>
|
|
|
|
</div>
|
|
<div class='code'>
|
|
<div class="highlight"><pre><span class="lineno">115</span><span class="k">def</span> <span class="nf">merge_params_duplicate</span><span class="p">(</span><span class="n">param</span><span class="p">:</span> <span class="n">Union</span><span class="p">[</span><span class="n">nn</span><span class="o">.</span><span class="n">Parameter</span><span class="p">,</span> <span class="n">torch</span><span class="o">.</span><span class="n">Tensor</span><span class="p">],</span> <span class="n">key</span><span class="p">:</span> <span class="nb">str</span><span class="p">,</span> <span class="n">p1</span><span class="p">:</span> <span class="n">Dict</span><span class="p">[</span><span class="nb">str</span><span class="p">,</span> <span class="n">torch</span><span class="o">.</span><span class="n">Tensor</span><span class="p">],</span>
|
|
<span class="lineno">116</span> <span class="n">p2</span><span class="p">:</span> <span class="n">Dict</span><span class="p">[</span><span class="nb">str</span><span class="p">,</span> <span class="n">torch</span><span class="o">.</span><span class="n">Tensor</span><span class="p">]):</span></pre></div>
|
|
</div>
|
|
</div>
|
|
<div class='section' id='section-23'>
|
|
<div class='docs'>
|
|
<div class='section-link'>
|
|
<a href='#section-23'>#</a>
|
|
</div>
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|
|
|
</div>
|
|
<div class='code'>
|
|
<div class="highlight"><pre><span class="lineno">127</span> <span class="n">w1</span><span class="p">,</span> <span class="n">w2</span> <span class="o">=</span> <span class="n">p1</span><span class="p">[</span><span class="n">key</span><span class="p">],</span> <span class="n">p2</span><span class="p">[</span><span class="n">key</span><span class="p">]</span>
|
|
<span class="lineno">128</span>
|
|
<span class="lineno">129</span> <span class="n">diff</span> <span class="o">=</span> <span class="nb">sum</span><span class="p">((</span><span class="n">w1</span> <span class="o">-</span> <span class="n">w2</span><span class="p">)</span> <span class="o">**</span> <span class="mi">2</span><span class="p">)</span><span class="o">.</span><span class="n">item</span><span class="p">()</span>
|
|
<span class="lineno">130</span> <span class="k">assert</span> <span class="n">diff</span> <span class="o"><</span> <span class="mf">1e-4</span><span class="p">,</span> <span class="sa">f</span><span class="s1">'The partitions do not match: </span><span class="si">{</span><span class="n">key</span><span class="si">}</span><span class="s1">'</span>
|
|
<span class="lineno">131</span>
|
|
<span class="lineno">132</span> <span class="n">param</span><span class="o">.</span><span class="n">data</span><span class="p">[:]</span> <span class="o">=</span> <span class="p">(</span><span class="n">w1</span> <span class="o">+</span> <span class="n">w2</span><span class="p">)</span> <span class="o">/</span> <span class="mf">2.</span></pre></div>
|
|
</div>
|
|
</div>
|
|
<div class='section' id='section-24'>
|
|
<div class='docs doc-strings'>
|
|
<div class='section-link'>
|
|
<a href='#section-24'>#</a>
|
|
</div>
|
|
<h3>分区的负载偏差在 reduce 时被添加</h3>
|
|
<ul><li><code class="highlight"><span></span><span class="n">param</span></code>
|
|
是参数</li>
|
|
<li><code class="highlight"><span></span><span class="n">key</span></code>
|
|
是参数的名称</li>
|
|
<li><code class="highlight"><span></span><span class="n">p1</span></code>
|
|
第一个分区字典</li>
|
|
<li><code class="highlight"><span></span><span class="n">p2</span></code>
|
|
第二个分区字典</li></ul>
|
|
|
|
</div>
|
|
<div class='code'>
|
|
<div class="highlight"><pre><span class="lineno">135</span><span class="k">def</span> <span class="nf">merge_params_sum</span><span class="p">(</span><span class="n">param</span><span class="p">:</span> <span class="n">Union</span><span class="p">[</span><span class="n">nn</span><span class="o">.</span><span class="n">Parameter</span><span class="p">,</span> <span class="n">torch</span><span class="o">.</span><span class="n">Tensor</span><span class="p">],</span> <span class="n">key</span><span class="p">:</span> <span class="nb">str</span><span class="p">,</span> <span class="n">p1</span><span class="p">:</span> <span class="n">Dict</span><span class="p">[</span><span class="nb">str</span><span class="p">,</span> <span class="n">torch</span><span class="o">.</span><span class="n">Tensor</span><span class="p">],</span>
|
|
<span class="lineno">136</span> <span class="n">p2</span><span class="p">:</span> <span class="n">Dict</span><span class="p">[</span><span class="nb">str</span><span class="p">,</span> <span class="n">torch</span><span class="o">.</span><span class="n">Tensor</span><span class="p">]):</span></pre></div>
|
|
</div>
|
|
</div>
|
|
<div class='section' id='section-25'>
|
|
<div class='docs'>
|
|
<div class='section-link'>
|
|
<a href='#section-25'>#</a>
|
|
</div>
|
|
|
|
</div>
|
|
<div class='code'>
|
|
<div class="highlight"><pre><span class="lineno">145</span> <span class="n">w1</span><span class="p">,</span> <span class="n">w2</span> <span class="o">=</span> <span class="n">p1</span><span class="p">[</span><span class="n">key</span><span class="p">],</span> <span class="n">p2</span><span class="p">[</span><span class="n">key</span><span class="p">]</span>
|
|
<span class="lineno">146</span>
|
|
<span class="lineno">147</span> <span class="n">param</span><span class="o">.</span><span class="n">data</span><span class="p">[:]</span> <span class="o">=</span> <span class="n">w1</span> <span class="o">+</span> <span class="n">w2</span></pre></div>
|
|
</div>
|
|
</div>
|
|
<div class='section' id='section-26'>
|
|
<div class='docs'>
|
|
<div class='section-link'>
|
|
<a href='#section-26'>#</a>
|
|
</div>
|
|
<p></p>
|
|
|
|
</div>
|
|
<div class='code'>
|
|
<div class="highlight"><pre><span class="lineno">151</span><span class="k">if</span> <span class="vm">__name__</span> <span class="o">==</span> <span class="s1">'__main__'</span><span class="p">:</span>
|
|
<span class="lineno">152</span> <span class="n">download</span><span class="p">()</span></pre></div>
|
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